| Played by | Character | Description |
|---|
| Engin Altan Düzyatan | Ertuğrul Gazi | Third son of Suleyman Shah and Hayme Hatun. The father of Gündüz Alp, Savci Bey and Osman Gazi I, founder of the Ottoman Empire. After the death of his father, he led a portion of the tribe to the western borders of the Seljuk Sultanate of Rum and established himself as the Bey of his own Kayi tribe. Later became a senior operative of Sultan Alaeddin Kayqubad I. Conquered Hanli Pazar (public market) and earned the title of "Uç Bey" (margrave or Principality Bey) of the westernmost principality of the sultanate. As an Uç Bey, he conquered Karaçahisar Castle. The only major bey to not be corrupted by the Mongols, which leads to his head being a target for Mongol and Seljuk operatives. Is the Emir of Sogut and the surrounding area, the last place of the Seljuk Empire not controlled by Mongols. Düzyatan said of his character "...actually, we do not have too much sources about that era. Our sources are just about 7 pages. We know that he was a real hero."[7] |
| Serdar Gökhan | Suleyman Shah | Leader of the Kayi tribe and father of Ertuğrul, Gündoğdu, Sungurtekin and Dündar, grandfather of Osman Gazi I. Father in law of Halime Hatun and Selcan Hatun. Dies at the end of season 1 due to his boil and also a brief altercation in the water/river. Appears in Ertuğrul and Osman's dreams sometimes. |
| Hülya Darcan [tr] | Hayme Hatun | Mother of Ertuğrul, Gündoğdu, Sungurtekin and Dündar. Wife of Suleyman Shah and grandmother of Osman Gazi I. Mother-in-law of Halime Hatun and Selcan Hatun. |
| Kaan Taşaner | Gündoğdu Bey | Eldest son of Suleyman Shah and oldest brother of Ertuğrul. Led the rest of Kayi tribe who did not want to go with Ertuğrul to the Western borders. Later rebels against the Mongols and Seljuk State and escapes with the second branch of the Kayi Tribe to rejoin Ertugrul in Sogut along with his brothers, Selcan, and two sons Suleyman and Iltekin. Helps fight Beybolat with Ertugrul and creates plans to instigate a war between Berke Khan and Hulagu Khan with Ertugrul. Is much wiser and understanding in Season 5, and stands steadfast with his brother. |
| Esra Bilgiç | Halime Sultan | Wife of Ertuğrul and the mother of Gündüz Alp, Savci Bey and Osman Gazi I, founder of the Ottoman Empire. She is the daughter of Shahzade Numan, a member of the royal family and niece to Sultan Alaeddin Kayqubad I of the Seljuk Sultanate of Rûm. She became the headmistress of the Kayı tribe after Ertuğrul became the leader of the Kayı. She fought against many enemies along with her husband. Very loyal to her husband and his cause. She was very valiant and often fought along with her family in order to protect her tribe. Dies shortly after giving birth to Osman. |
| Arda Anarat (Season 1-2) & Batuhan Karacakaya (Season 3-4) | Dündar Bey | Youngest son of Suleyman Shah, younger brother of Ertuğrul, and the paternal uncle of Osman Gazi I. Although he is very loving & loyal towards Ertuğrul & his family, he gets swayed by the influence of others and makes wrong decisions, due to his naiveté. Is banished to Gundogdu's tribe in Season 4, but makes an offscreen appearance between Season 5 and Dirilis Osman to take care of the tribe while Ertugrul is at war. |
| Yaman Tumen (Season 3-4) & Arif Diren (Season 5) | Gündüz Alp | Oldest son of Ertuğrul Gazi and Halime Hatun. Brother of Savcı Bey and Osman Gazi I, founder of the Ottoman Empire. Is headstrong and a great fighter. Can be a little rash sometimes and has still a lot to learn about being an alp. |
| Kerem Bekişoğlu | Savcı Bey | Second son of Ertuğrul Gazi and Halime Hatun. Brother of Gündüz Alp and Osman Gazi . He is interested in science rather than being an Alp. He believes that the state should be governed not by sword, but by knowledge and reason. He spends a lot of time with Artuk Bey due to his interest in science. |
| Emre Üçtepe | Osman Gazi | Youngest son of Ertuğrul Gazi and Halime Hatun. Brother of Gündüz Alp and Savcı Bey. Despite his young age, he is separated from his peers with his wit and courage. He is a dashing, assertive child. Osman's eye is constantly on the outside world. He is curious and has no attitude in any event. Ertugrul knows his character well and tries to rein guard him. Has dreams of Suleyman Shah and aspires to hold the honor of his tribe. Will eventually create the Ottoman Empire. |
| Barış Bağcı | Bayju Noyan | One of the Commanders of the Mongols, appointed by Ögedei Khan to expand Mongol power in Anatolia. Is later killed by Hulagu Khan with the assistance of Mergen, but not shown. |
| Gönül Nagiyeva | Alangoya or Almıla | Alangoya is Noyan's sister and serves him. Almıla is the name she uses to deceive Ertuğrul and infiltrate the Kayi tribe. Is killed by Hayme Ana. |
| Hüseyin Özay | Korkut Bey | Leader of the Dodurga tribe and older brother of Hayme Hatun but is poisoned by Aytolun, who also poisons herself to cover her tracks. |
| Uğur Güneş | Tuğtekin Bey | Son of Korkut Bey. Chief Alp of the Dodurga tribe, became the next leader of the Dodurga tribe after his father's death. First cousin of Ertuğrul and his brothers. Originally is majorly against Ertuğrul but after he saves him joins him in favour of migration. However, he is killed by Noyan but still encourages the migration. |
| Kaptan Gürman | Geyikli | Lives in the forest. Helps Ertuğrul on his quest. |
| Osman Soykut | Ibn Arabi | Andalusian Sufi mystic and spiritual leader of the East. Helps Ertuğrul and his friends. He does not make an appearance in Season 5. |
| Murat Garipağaoğlu | Sa'd al-Din Köpek / Emir Sadettin Köpek | An important Seljuk court administrator and Minister of Sultan Alaeddin Kayqubad I. A consistent adversary of Ertuğrul, his only motive is to seize complete power & control of Seljuk Empire for himself. Is beheaded by Ertugrul. |
| Cengiz Coşkun | Turgut Alp / Turgut Alp/Bey | One of the three Alps of Ertuğrul, together with Bamsi Beyrek and Doğan Alp who were blood brothers with him. Fights with an axe instead with a traditional sword. In season one, he is abducted by the Templars and indoctrinated into becoming the soldier Judas. Under the guise of Judas, he is enlisted by Kurdoglu but Ertuğrul saves him and foils Kurdoglu's plans. He marries Aykiz near the end of Season One. Later became the Chief Alp of the Kayi tribe, and then became the Bey of the Cavdar tribe through his marriage to Aslihan Hatun. Becomes a trusted companion of Ertugrul and later serves his son Osman. |
| Hande Subaşı | Aykız Hatun | Daughter of Deli Demir. Childhood sweetheart and first wife of Turgut Alp. Very talented with a bow. She was the first woman to support Halime Hatun on her arrival at the Kayi tribe. Dies after getting seriously burnt while fighting the Mongols at the beginning of Season 2. |
| Didem Balçın | Selcan Hatun | Wife of Gündoğdu, adoptive daughter and later daughter-in-law of Hayme Hatun and Suleyman Shah. Older sister of Gökçe. Originally evil but repented with the help of Ibn Arabi and became one of the fiercest Kayi women. Helps Ertugrul's children deal with the loss of their mother and is a great asset to Ertugrul's cause although she sided with Gundogdu when the tribes split. Has a knack for sensing evil intentions, and has a sharp tongue. Mother of Suleyman and Iltekin. Reappears in Season Five but leaves with Gündoğdu when news comes from Sungurtekin regarding Iltekin. |
| Burcu Kıratlı | Gökçe Hatun | Adoptive daughter of Hayme Hatun and Suleyman Shah. Younger sister of Selcan Hatun. She has an unrequited love for Ertuğrul. Saves Ertugrul. Later becomes wife of Tuğtekin, Bey of the Dodurga tribe. Is killed by Noyan along with her husband Tugtekin. |
| Diler Ozturk | Alptekin Bey | Biological father of Selcan Hatun and Gökçe. He led a rebellion in Kayi tribe against Suleyman Shah, who killed him before the beginning of the series. He is only seen when Selcan Hatun has a vision of him. |
| Eren Sakcı | Efrasiyab | Iranian merchant. Secretly cooperating with Noyan. |
| Hakan Vanlı | Kurdoğlu Bey | Sworn brother of Suleyman Shah and leader of many nomad families of the Kayi tribe. Secretly plots with Templar knights to make himself the leader of the Kayi tribe. Is beheaded by Ertugrul. |
| Mehmet Çevik | Deli Demir | The blacksmith of the Kayi tribe. A good and loyal friend of Suleyman Shah. Father of Aykız. He has a strong personality. Is killed by Tangut. |
| Celal Al | Abdur Rahman Alp | Loyal Alp of Ertuğrul. Chief guard of Suileyman Shah, Hayme Hatun and Ertugrul Bey. Good friends with Turgut Alp, Doğan Alp and Bamsi Beyrek. Becomes chief alp for a short period of time in Season Five. |
| Nurettin Sönmez | Bamsi Beyrek | One of the three Alps of Ertuğrul, together with Turgut Alp and Doğan Alp who were blood brothers with him. Very loyal and good-hearted. Somewhat slow-thinking and prone to emotional outburst. Fights with two swords. Married Hafsa Hatun and has two children, Aslihan and Aybars. |
| Cavit Çetin Güner | Doğan Alp | One of the three Alps of Ertuğrul, together with Turgut Alp and Bamsi Beyrek who are blood brothers with him. Is later killed by Vasilius and Ural. Has a son named Doğan. |
| Hande Soral | İlbilge Hatun | Daughter of Umur Bey from the Umuroğlu tribe and sister of Beybolat Bey and Sirma Hatun. She is a brave hatun, skilled in swordsmanship, loyal to her father and the State, and always seeking justice. Her intense emotions have sometimes led her to act irrationally. She is deeply in love with Ertuğrul, but tries to hide her feelings. Sides with Ertuğrul while her brother and sister ally with the Mongols. Becomes the Bey of the Umurogullari, and later marries Ertugrul. |
| Turgut Tunçalp | Afşin Bey | Loyal Commander of the Seljuk Sultanate of Rum, he is often carrying out secret missions for the state. Doesn't appear after Season 1. |
| Sedat Savtak | Shahzade Numan | Exiled prince of the Seljuk Sultanate of Rum. Father of Halime Hatun and Shahzade Yiğit. Brother of Sultan Alaeddin Kayqubad I Is killed by Afşin Bey for trying to declare himself Sultan. |
| Levent Öktem | Petruccio Manzini, Üstad-ı Azam | Knights Templar Grand Vizier of the Order Council. His main purpose is to destroy the Muslims and recapture Jerusalem. Later stabbed with a poisoned dagger by Isadora and then finally killed by Turgut. |
| Serdar Deniz | Titus | Commander of Knights Templar. Obsessively seeks to kill Ertuğrul as revenge for Ertuğrul killing his younger brother Bisol in a fair fight. Beheaded by Gündoğdu. |
| Burak Temiz | Shahzade Yiğit / Yigit Alp | Son of Shahzade Numan and younger brother of Halime Hatun. Kidnapped by the Templars and then later by Noyan. Killed in an ambush laid by Emir Sadettin. |
| Zaynep Aydemir | Eftelya/Esma | Knights Templar spy acting in the palace of El-Aziz. Secretly Sultan El-Aziz's lover. |
| Mehmet Emin Inci | Emir El-Aziz | Ayyubid Emir of Aleppo, grandson of Salah ad-Din Ayyubi. |
| Gökhan Atalay | Atabey Şahabeddin | The uncle of Sultan El-Aziz. Vizier of Aleppo. Is beheaded by Titus as soon as returning to Aleppo who sends his head to the Kayi tribe. |
| Büşra Çubukçuoğlu | Leyla Sultan | Sister of Emir El-Aziz and niece of Atabey Şahabeddin. She had great admiration for her uncle Şahabeddin and helped Ertugrul fleeing from palace after he saved Şahabeddin from beheading. |
| Hamit Demir | Akçakoca Bey | Leader of some of the nomad families of the Kayi tribe and friend of Suleyman Shah. Medicinal expert but is not seen again after Season 1. |
| Reshad Strik | Claudius (Ömer) | A great Knight that was assigned to assassinate Ibn Arabi only to become his pupil (Muslim) and later saves Ertuğrul's life. Is killed by Titus when he discovers he is a spy. |
| Fahri Öztezcan | Ilyas Fakih | Imam of Kayi tribe. He was very scholarly and spiritual man. Later never makes any appearance. |
| Sezgin Erdemir | Sungurtekin Bey | Second son of Suleyman Shah and Hayme Hatun. He disappeared for years, and his family thought he was dead, but then he appeared as the Sultan's spy to the Mongols. Later he came back to the tribe after the Mongols found out about him being a spy because of a traitor. Sides with Gundogdu and does not migrate with Ertugrul, but later joins him to kill Emir Sadeddin Kopek and again with Gundogdu to escape the Mongols. Has a son and a daughter with an unknown wife. |
| Erden Alkan | Candar Bey | Leader of Çavdaroğlu tribe. Father of Aliyar Bey, Ural Bey and Aslihan Hatun. Dies while trying to save Ural from beheading in Hanli Pazar. |
| Kürşat Alnıaçık | Ural Bey | Eldest son of Candar Bey. Very ambitious and will do everything to get what he wants. Is beheaded by Ertugrul in an epic showdown. |
| Osman Albayrak | Batuhan Alp | Ural Bey's loyal Alp. He later betrays him when he realises that Ural broke his promise to him. Is killed by Ertuğrul. |
| Cem Uçan | Aliyar Bey | Second son of Candar Bey. Pious, scholarly and level headed young man. Formidable archer as well as a master detective. Forms a strong, unshakeable bond of brotherhood with Ertuğrul. In battles, wields his trademark two-pointed sword & dagger, seemingly inspired by Zulfiqar the legendary sword of the Fourth Caliph, Hazrat Ali. Became leader of the Cavdar tribe for a short time after the death of his father. Is killed by Vasilius. |
| Gülçin Santırcıoğlu | Çolpan Hatun / Ekaterina | Wife of Ural Bey and daughter of former Tekfur (governor) of Karaçahisar Castle. She is of Greek origin and is a hidden Christian. Her death is spoken of but not shown. |
| Mualla Sahin | Aybüke | A hatun of the Cavdar tribe. Çolpan Hatun's maid. Çolpan suffocates her to cover her tracks. |
| Gülsim Ali | Aslıhan Hatun | Younger sister of Ural Bey and Aliyar Bey. Youngest daughter of Candar Bey and leader of the Çavdaroğlu tribe after Aliyar Bey's death. Later became Turgut Alp's wife. Killed by Emir Sadettin Köpek. |
| Sedef Sahin | Maria | Simon's sister. Expert in poisons. A lady of the Templars. Killed by Turgut with her own poison dagger. |
| Lebip Gökhan | Ustad Simon/Bapist Yeahya | Owner of Hanli Pazar and local master & commander of Knights Templar. Killed by Ural. |
| Çağdaş Onur Öztürk | Vasilius | Originally a Byzantine military commander, he is promoted as Tekfur (Governor) of Karaçahisar Castle. Obsessed with the idea of driving away all Turks from his lands. He plots ceaselessly against Ertuğrul. Killed by Ertugrul. |
| Gökhan Bekletenler | Haçaturyan Usta | An Armenian gold miner and gold smith who became a slave. Freed by Ertugrul and became his spy in Karacahisar Castle. A good spirited person. Is killed by Ural. |
| Ezgi Esma Kürklü | Banu Çiçek | A hatun of the Dodurga tribe. A brave woman and skilled in swordsmanship. Later marries Doğan Alp and becomes a hatun of the Kayı tribe. Has a son named Doğan. Does not appear after Season 3. |
| Burak Hakkı | Sultan Alaeddin Kayqubad I | Sultan of the Seljuk Sultanate of Rum who was followed by the Anatolian Turkish tribes. A highly respected Sultan who brought the sultanate to its zenith. Is poisoned and dies by Emir Sadettin. |
| Ayberk Pekcan | Artuk Bey | An experienced phycisian of Dodurga tribe. One of the respected and wise Beys there. Joined Ertuğrul and the Kayi tribe in the journey to the Western borders. He became Ertuğrul's right-hand man in administering the Hanlı Bazaar and Karacahisar Castle. He is very loyal to Ertuğrul and his cause. Is permanently blinded by Batur Alp when Beybolat and Emir Bahattin were searching for the chest. |
| Burçin Abdullah | Hafsa Hatun /Helena | Daughter of the Karacahisar Tekfur (Governor) and came from a noble lineage. Later lives with the Kayı tribe and became Bamsi Beyrek's wife, converted to Islam and changed her name to Hafsa. |
| Edip Zeydan | Dumrul Alp | One of Ertuğrul's senior Alps and also a fellow spy and friend of Haçaturyan Usta in Karaçahisar Castle. Mostly battles alongside Samsa ξAlp and Günküt Alp. Is killed by Arikbuka's men. |
| Orhan Kiliç | Atsız Bey | A famous Seljuk commander who saves Ertuğrul when Ertuğrul was captured by Simko.Later becomes Ertuğrul's spy in Karaçahisar Castle in the time of Tekfur Ares. Is killed honorably by Ares and Titan while spying on them. |
| Melih Özdoğan | Samsa Alp | A good Noble Man One of Tuğtekin's Alps and also his blood brother. Later he became one of Ertuğrul's senior Alps after Tuğtekin's death. He is very loyal to both Tuğtekin and Ertuğrul. Later dies protecting the Kayis' catapults from Titan. |
| Evren Erler | Kocabaş Alp | One of Tuğtekin's Alps. He is a traitor for the Mongols and foils many of Ertuğrul's plans. Is beheaded by Ertuğrul. |
| Kara Tolga | Hamza Alp | Gündögdu Bey's senior Alp. Disillusioned by misunderstandings towards Gündögdu Bey, he defects to Noyan. However, he repents later and helps Gündögdu Bey catch Noyan. Killed by Noyan. |
| Gökhan Oskay | Kaya Alp | He was an Alp of Dodurga nomad tribe and Korkut Bey's guard. Later he becomes one of Ertuğrul's Alps and joined him to the Western border after Tuğtekin's death. Dies whilst spying on Ural. |
| Attila Kiliç | Bogaç Alp | He was Tuğtekin's loyal Alp and also his and Samsa's blood brother. However, he is annoyed and insecure when Bamsi beats him in a friendly fight, storming off. Due to his fury against Ertuğrul for killing Gümüştekin Bey, he cooperates with Emir Sadettin Köpek to kill Ertuğrul. Has his throat slit by Turgut. |
| Hakan Serim | Günküt Alp | One of Ertuğrul's senior Alps. He likes to joke, especially with Bamsı Alp and is often at the receiving end of a friendly banter. |
| Elif Sümbül Sert | Amanda | A Greek perfume trader at Hanli Pazar, she is also revealed to be a paramour and accomplice of Ural Bey. Is killed by Ural. |
| Oya Unustasi | Sügay Hatun | From a far away tribe. Ertuğrul found her whilst in mourning; she was burying her child. She became Osman's milk mother and lived in the Kayi tribe thereon. Is not shown or spoke of in season five. |
| Muharrem Özcan | Tangut | A Mongol. Noyan's right-hand man. But later he betrayed him, wanting to be the commander of the troops. Is killed by Sungurtekin and his body is sent to Noyan. |
| Evrim Solmaz | Aytolun Hatun | Korkut Bey's second wife after Duru Hatun's death. However, Aytolun murdered Duru to be Korkut Bey's wife. Sister of Gümüstekin Bey and aunt of Goncagül Hatun. Step mother of Tuğtekin. Became Korkut Bey's wife only to help her brother's cunning mission. Is killed by Abdur Rahman Alp. |
| Zeynep Kiziltan | Goncagül Hatun | Daughter of Gümüstekin and niece of Aytolun. Involved with her father and aunt's secret mission. Her father wants her to be Gundoğdu's future second wife to smooth his mission, but the plan was canceled. Is killed by Gökçe. |
| Mehmet Polat | Gümüstekin Bey | Aytolun's brother. Worked for the Seljuk Sultanate of Rum, specifically to Sa'd al-Din Köpek / Emir Sadettin Köpek. Wants to become margrave, or high-ranking military commander of the Seljuks. Is beheaded by Ertugrul. |
| Çaglar Yigitogullari | Ulu Bilge Saman | The shaman of the Mongol. Communicates with the 'spirits'. Loyal to Noyan. Turgut throws an axe into his head, killing him. |
| Firat Topkorur | Tüccar Hasan / Petrus | Originally works for Templar. Cooperates with Vasilius to fight Ertuğrul. Vasilius slits his throat in Hanli Bazaar. |
| Cemal Hünal | Ares / Ahmet | The Tekfur (Governor) at the Karaçahisar Castle, The handsome Vasilius's successor who was sent by the Byzantine Emperor. Ertuğrul's enemy who later became a Muslim and Ertuğrul's ally. Is killed by Noyan. |
| Arda Öziri | Göktuğ | Emir Sadettin Köpek's loyal aid. Is killed by Ertugrul when he was attempting to kill Ares/Ahmet. |
| Hakan Onat | Angelos | A Byzantine Knight. Son of the Bilecik Tekfur, Kritos. Is beheaded by Bamsi, leaving his father wanting revenge. |
| Hasan Sahinturk | Bilecik Tekfur Kritos | Tekfur (Governor) of the Bilecik. Seeking revenge in Ertuğrul for killing his son. Tried to do everything to prevent Ertuğrul from migrating to Söğut. Is killed by Alangoya who brings his head to the Kayi tribe to make a good impression. |
| Ertuğrul Postoğlu | Bahadir Bey | Aslıhan,ural and aliyar's uncle. Candar Bey's younger brother. Veteran of the wars in the east. Bey of his own branch of the Çavdar tribe. Wanted to be the head of his elder brother's tribe and will stop at nothing to become the Bey of all the Çavdar tribe. Is beheaded by Ertugrul. |
| Gürbey Ileri | Sancar Bey | Bahadir Bey's son. His hot tempered behaviour made him exiled by Ertuğrul. Has a big hatred towards Turgut Bey. He was Aslıhan's, Ural's and Aliyar's cousin. Killed by Ertugrul in front of his father. |
| Sinem Uslu | Mahperi Hatun | Sultan Alaeddin's first wife and Prince Gıyaseddin's mother. Her greed for her son becoming the next heir apparent, causes her to cooperates with Emir Sadettin Köpek. |
| Engin Öztürk | Günalp Bey | His father, Tayı Bey, was the commander in chief, loyal to Sultan Alaeddin. He, alongside his wife and troops, were killed for being loyal to the state. Emir Sadettin Köpek "rescued" Günalp, since he was the only one who survived the attack of his family. Günalp is fiercely loyal to the state like his parents. He is also devoted to Emir Sadettin Köpek, and considered him as his father. However he is completely unaware of Köpek's true nature and crimes. Later he became Ertuğrul's ally and the commander in chief of Karacahisar Castle. |
| Ogün Kaptanoglu | Titan | An experienced Byzantine Knight. Sent by the Emperor to works alongside Tekfur Ares. Killed by Turgut. |
| Hasan Küçükçetin | Atabey Altun Aba | Mahperi Hatun's loyal servant. The tutor of Prince Gıyaseddin. Has the same ambition as Mahperi Hatun to make the Prince became the heir apparent. Is killed by Emir Sadettin to cover his tracks. |
| Beyzanur Mete | Alçiçek | Kayi tents maid. Helps Hayme Hatun and Halime Hatun to take care of Halime Hatun's children. |
| Sera Tokdemir | Marya | Simko, a slave trader, gave her to Ares as a present, which the real cause he gave her is to spy on Ares. She was rescued by the Kayi tribe when they took over the castle and she married Artuk Bey. She betrayed the Muslims by sending secret messages to Titan. Emir Sadettin Köpek helped her to escape after she was caught, in exchange she had to spy on Bilecik Tekfur Kritos. Is killed by Kritos when he discovers she was spying on him. |
| Burak Dakak | Prince Gıyaseddin | Sultan Alaeddin's oldest son with his wife Mahperi Hatun. He is loyal to the state (his father) and bares no ill will to his younger brother and his mother. He is level-headed and sensible. He stood by Ertuğrul and denounced his mother's wrongdoing. |
| Ali Buhara Mete | Mergen (formerly Eynece) | A Mongol who pretends to be Alangoya's brother. Known for his accuracy with the bow and arrow and his exceptional tracking skills. He ran away when Alangoya was killed, and later became a Muslim and a spy for the White-Bearded Men and Ertuğrul. Is killed by Arikbuka. |
| İlker Aksum | Dragos | One of the most respected commanders of Byzantine. However, he betrayed and make his own secret organization, planning to take over Soğut from Ertuğrul. Is disguised as the Sogut church's bell-ringer. Is beheaded by Ertugrul. |
| Dursun Ali Erzincanlı | Imam of Söğüt | The pious, beloved, universally revered Imam of Ertugrul's principality; Islamic studies teacher of the local children, including Osman. He is an unwavering source of guidance and support for Ertugrul. |
| Ali Ersan Duru | Beybolat Bey/Albaştı | Son of Umur Bey and Bey of the Umuroğlu after his father's death. Older brother of İlbilge Hatun and Sırma Hatun. Unbeknownst to Ertuğrul, is a Seljuk assassin that works with the Mongols to wipe out rebelling Oğuz Tribes, under a fake name Albaştı. Vows to kill Ertugrul and his brothers, and wipe out the Kayı tribe. Also very aggressive and bloodthirsty and overconfident in his abilities to trap Ertugrul. His traps failed as Ertugrul had the foresight to thwart them and realizes that he is Albasti. Later is confronted by Ilbilge and Ertugrul and reveals himself, providing the final piece to the puzzle. Escapes Ertugrul's clutches and teams up with Arikbuka to finish off Ertugrul and the Kayilar once and for all. Is finally killed by Ertugrul when he is ambushed by Ilbilge and Ertugrul's alps while taking a captured Ertugrul to Arikbuka's cave. |
| Ataç Bey | Servant of the Umuroglu Tribe. Killed by Beybolat Bey for failing to protect his father and his inability to cook meat with blood on. |
| Berke Han | Leader of the Golden Horde. Allies with Ertugrul |
| Unal Silver | Umur Bey | Bey of the Umuroğlu. Tasked by the Seljuks to collect taxes in Soğut, replacing Ertugrul, and has an ambition to become the new Bey of Principality. He is tactless and rude. Killed by Dragos, who then framed Gunduz for the murder, instigating a huge rift between the Kayı and the Umuroğlus. |
| Aziz | Servant of Sultan Alaedin Kayqubad. Is accused of murder of the Sultan along with Ertugrul. |
| Öykü Çelik | Sırma Hatun | Youngest daughter of Umur Bey and younger sister of İlbilge and Beybolat. Loyal to her brother; sinister, ambitious, vengeful, bossy, cold, and calculated. Attempts to work with Arikbuka to get revenge for her brother. Killed by a dying Ilbilge Hatun. |
| Ali Savaşçı | Emir Bahattin | The Emir of Seljuk in Konya who is a puppet of the Mongols. Tasked to collect taxes and deliver secret chest to Hülagü Khan. Is jealous of Ertuğrul's power over Soğut, and is an adversary who seeks to put Ertuğrul in check. Works closely with Mongol commanders and Albaştı to put Söğüt into chaos; is eventually killed by the Mongols for his failure to meet their demands. |
| Halit Özgür Sarı | Süleyman Alp | The elder of two sons of Gundoğdu and Selcan and cousin of Savci, Osman, and Gunduz. Killed by Beybolat Bey/Albaştı. |
| Uğur Karabulut | Uranos | Commander of Lefke Castle and another puppet of Dragos. Falsely reveals himself to be Dragos to Ertuğrul in order to trap him. He is beheaded by Ertuğrul in Sogut. |
| Korel Cezayirli | Sadrettin Konevi | Renowned scholar and student of Ibn Arabi. One of the rebels against the Mongols and is under Ertuğrul's protection. Is very wise. |
| Engin Benli | Commander Alıncak | Hulagu Khan's most feared commander. Ruthless, bloodthirsty, and shows no mercy. He is killed by Ertuğrul. |
| Hüseyin Gülhuy | Subutay | Hülagü Khan's commander. Is killed by Turgut whilst trying to capture Sultan Kaykavus. |
| Safak Baskaya | Yinal | Beybolat's right-hand man. Killed by Bamsi. |
| Muhammet Kaya | Batur Alp | Bahattin's right-hand man who serves Albasti after his death. Killed by Turgut. |
| Ogüzhan Yarimay | Ogüz Alp | One of Ertuğrul's senior alps who is good friends with Turgut Bey. Killed by Dragos. |
| Meliksah Ozen | Meliksah Alp | One of Ertugrul's senior alps. |
| Emre Ercil | Arikbuka | Mongolian prince, son of Tolui and grandson of Genghis Khan. Hulagu Khan's most feared spy in Anatolia. Rescues Beybolat Bey and helps him in his plans to destroy Ertugrul. Plots to disrupt the partnership between Ertuğrul and Berke Khan. Is killed by Ertuğrul whilst Berke Khan kills his spy Kiyat. |
| Turali | A young orphaned alp who becomes close with Deli Demir and Ertugrul's alps. Is extremely devastated when Deli Demir dies and is put in Artuk Bey's care. He is cheeky and mischievous. Becomes close to Turgut as they share loss. Doesn't appear after Season 2. |
| Gokhan Karacik | Dervis Ishak | Apprentice of Ibn Arabi and friend of Ertuğrul. Later stays in the Kayi tribe on Ibn Arabi's request. Then become teacher of the childrens of Kayi tribe and assistant of Artuk Bey at medical. Killed in Ares' ambush. |
| Kutluca Alp | Chief Guard of Candar Bey and loyal to Aliyar bey. Then become the Chief Alp of Cavdar tribe. Is killed by Ural. |
| Cenk Kangoz | Philip | A commander of Knight Templar. Works with Ustad Simon. Is killed by Turgut. |
| Dilek Serbest | Isadora | Niece of Ustad-i-Azam Petruccio, is supportive of Ertugrul, is killed by Petruccio while she fatally stabs her with poisoned dagger. |
| Omer, formerly Giovanni | Father of Isadora. Imprisoned by Templars in Season 1. |
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