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  ===House Targaryen===
  * '''Barristan Selmy''' (seasons 1, 3–5) portrayed by Ian McElhinney.Ian McElhinney Ser Barristan Selmy is the Lord Commander of the Kingsguard and a member of the Small Council. Known as "Barristan the Bold", he is considered one of the most famous knights of the Seven Kingdoms. Ned has a tremendous respect for Barristan as he remained loyal to protect the Mad King, Aerys II. He sustained injuries at the Trident which prevented Selmy from taking place in the final battles of the war which ultimately lead to his survival and pardon. When Ned attempts to arrest Cersei and Joffrey, he informs Ser Barristan of Robert's will and tells his men not to harm him. After Joffrey becomes King and has Ned arrested, Cersei and Joffrey force Ser Barristan into retirement despite the Kingsguard being meant to serve for life, and much to his anger, his position of Commander is to be given to Jaime. His honor insulted, Ser Barristan refuses their offer of a castle and servants in recognition of his service and leaves King's Landing. Ser Barristan returns in season 3 where he offers his service to Daenerys as a member of her Queensguard to redeem himself for failing her family. He and Ser Jorah Mormont tend to conflict over what actions Daenerys should use with the former preferring honorable choices while the latter preferring pragmatic choices. Barristan later discovers that Jorah's original purpose was to spy on Daenerys for Robert and Lord Varys, and informs Daenerys, fearing for her safety and leading her to exile Jorah from Meereen on threat of execution. When a resistance movement, the Sons of the Harpy, openly hostile to Daenerys's conquest and politics, arise, Barristan advises the Queen to remain just with her enemies and tells of her own father's crimes and cruel attitude which led to his downfall. He eventually sustains mortal injuries in a fight with a group of Sons of the Harpy alongside Grey Worm even though he managed to slay most of them with prowess. He is mourned by Daenerys as she considered him a loyal friend and his death causes her to retaliate on the Great Masters.
  * '''Hizdahr zo Loraq''' (seasons 4–5) portrayed by Joel Fry.Joel Fry Hizdahr is a slave-trader from the city of Meereen, on the coast of Slaver's Bay, and a scion of the House of Loraq, an ancient and proud line of slavers. He claims to Daenerys Targaryen that his father, who Daenerys ordered crucified, was actually against the crucifixion of children, and requests permission to give his father a proper funeral, which she accepts. Daenerys later has Hizdahr sent to Yunkai along with Daario Naharis as her ambassador to persuade the wise masters there to submit to her rule. In season 5, he returns with Daario claiming to have succeeded, although the masters want Daenerys to reopen the fighting pits in return, which she refuses, though she grants him a position on her Small Council. After Barristan Selmy is killed and Grey Worm seriously injured in an attack by the Sons of the Harpy, Daenerys agrees to reopen the pits and marry Hizdahr to bring about peace, though Daario insinuates that Hizdahr is working with the Sons of the Harpy. On the opening day of the Great Games, however, the Sons of the Harpy attack again and Hizdahr is killed, revealing that he was loyal to Daenerys the entire time.
  * '''Mossador''' (seasons 4–5) portrayed by Reece Noi. Mossador is a former slave who joined the rebellion against the masters of Meereen. In season 5, after the Sons of the Harpy rise and kill and Unsullied, Mossador advocates hunting them down and killing them without mercy, arguing that Meereen is not like Westeros and the only language the Meereenese understand is blood and violence. He is executed by Daario Naharis after murdering a captive Son without Daenerys's consent.
  * '''Kovarro''' (season 2) portrayed by Steven Cole. Kovarro is a Dothraki Bloodrider sworn to Daenerys Targaryen. His character does not appear in the books because Kovarro is created for the TV series. He finds Qarth and leads Daenerys there, following the betrayal of Pyat Pree he goes into hiding alongside Jorah Mormont and Daenerys until Daenerys reclaims her dragons. The only thing that interests him in Qarth is stealing all the gold and jewels from Xaro Xoan Daxos.
  * '''Doreah''' (seasons 1–2) portrayed by Roxanne McKee. Roxanne McKee Doreah is a slave bought in order to school Daenerys in the art of love. She was sold to a brothel when she was nine, by her mother. She is bought by Viserys Targaryen and is shown to pleasure him as he tells her stories about the dragons of Westeros. In Season 2 after arriving in Qarth, Doreah is convinced by Xaro Xoan Daxos that Daenerys wouldn't leave the city and she steals Daenerys dragons and becomes Xaro's lover. After revealing the plans of Xaro, Daenerys locks him and Doreah alive in a vault.
  * '''Irri''' (seasons 1–2) portrayed by Amrita Acharya. Irri is a slave, bought in order to school Daenerys in Dothraki riding. She's in love with Rakharo and is deeply distressed by his death and the desecration of his corpse. She and Doreah are shown to be at odds, due to Irri valuing tradition and mythical beliefs of the Dothraki over Doreah's foreign ideals. In Season 2 she is killed in Qarth during the stealing of the dragons. In a deleted scene it is shown she is strangled to death by Doreah.
  * '''Rakharo''' (seasons 1–2) portrayed by Elyes Gabel. Elyes Gabel Rakharo is a young Bloodrider, favored by, and sworn to Khal Drogo and later Daenerys Targaryen. Deep into the Red Waste while facing starvation Daenerys sends Rakharo, Aggo, and Kovarro to scout in three different directions, using the last remaining horses. Later Rakharo's horse comes back with his head. It is assumed that Rakharo is killed by some other Khal. Irri fears that without his head, Rakharo's soul will become lost and will not find its way to the Night Lands.
  * '''Rhaegar Targaryen''' (season 7) portrayed by Wilf Scolding. Prince Rhaegar Targaryen was the eldest son and heir of King Aerys II Targaryen, and was the Prince of Dragonstone. He was the elder brother of Viserys and Daenerys Targaryen, and the husband of Elia Martell, a distant cousin with whom he had two children, Rhaenys and Aegon Targaryen. However, he annulled his marriage to Elia, and he secretly married Lyanna Stark with whom he has a child, Jon Snow. The parentage of Jon is kept a secret, and he is raised by Lyanna's brother, Eddard Stark as his bastard to protect him from the enemies of House Targaryen. Rhaegar was the assumed instigator of Robert's Rebellion after allegedly kidnapping Lyanna, Lord Robert Baratheon's betrothed.