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  ===House Stark===
  * '''Robett Glover''' (seasons 6–7) portrayed by Tim McInnerny.Tim McInnerny Robett is the brother of Galbart Glover, the Master of Deepwood Motte. He succeeded him after Galbart's death in the War of the Five Kings. House Glover were bannermen of House Stark but this changed after the Boltons helped him take Deepwood Motte back from the Ironborn who had captured it. He refuses Jon and Sansa's request for aid against the Boltons, citing his brother's death fighting for Robb, the fact that Robb marching to war in the south provided an opportunity for the Ironborn to capture his castle, in the process killing his subjects and imprisoning his family, and finally the fact that Jon's army is composed primarily of Wildings, who the Northern houses have been fighting for generations. However, after Jon Snow and Sansa Stark successfully recapture Winterfell from the Boltons, with help from Littlefinger and the Knights of the Vale, House Glover becomes sworn to House Stark once more, with Lord Glover apologizing for his previous refusal of aid and crowning Jon the King in the North. Despite this, when Jon Snow swears fealty to  Daenerys Targaryen, Lord Glover and his men return to Deepwood Motte and do not aid House Stark during the Battle of Winterfell. 
  * '''Meera Reed''' (seasons 3–4, 6–7) portrayed by Ellie Kendrick.Ellie Kendrick Jojen's elder sister and daughter of Lord Howland Reed, Eddard Stark's old friend from Robert's Rebellion. In season 3 Meera and her brother join Bran in his journey to the Wall and beyond in order to help him to find the Three-Eyed Raven. In season 4, they stumble across Craster's Keep and are captured by the Night's Watch mutineers led by Karl. Meera is almost raped by Karl, but is saved when Bran reveals his identity in order to protect her. Karl later tries again to rape her, but an attack by Night's Watch rangers saves her, and they manage to escape during the fray. They eventually reach the Three-Eyed Raven in a cave, but are attacked by reanimated skeletons outside it. Jojen is fatally stabbed, and Meera performs a mercy killing on him. In season 6, she continues to mourn for Jojen. After the cave is attacked by White Walkers, she pulls Bran to safety until the wights catch up. They are rescued by Bran's uncle, Benjen Stark, who ultimately takes them back to the Wall. When she leaves Bran to go back south to her home, she is devastated that he gives no acknowledgement of her sacrifices or her brother's.
  * '''''' (seasons 6–8) portrayed by Bella Ramsey. Lyanna Mormont is the fierce and outspoken, 10-year-old head of House Mormont of Bear Island. She is the niece of Lord Commander Jeor Mormont of the Night's Watch and cousin of Ser Jorah Mormont. In the fifth season, she refuses Stannis Baratheon's request to aid him in his campaign to overthrow the Boltons and rally the North to help him retake the Iron Throne, asserting her loyalty to House Stark. In the sixth season, she is approached by Jon Snow, Sansa Stark and Davos Seaworth for help in retaking Winterfell from Ramsay Bolton. Though Lyanna is ready to refuse, citing Jon as a bastard and Sansa as a Lannister/Bolton wife, she is persuaded to offer help when Davos informs her of the coming battle against the Night King. She accompanies the Mormont forces and witnesses the subsequent battle between Jon and Ramsay's armies. After the castle is retaken, Lyanna admonishes Wyman Manderly and Robett Glover for refusing Jon's calls for help, and is the first to proclaim Jon the new King in the North. As Jon and the Northern Lords plan for the coming war she insists that girls as well as boys should be taught military skills. She dies heroically in the Battle of Winterfell, sacrificing herself to singlehandedly slay an undead ice giant.
  * '''''' (season 6–8) portrayed by Richard Rycroft. Richard Rycroft A member of the Order of Masters who is in service to House Bolton at Winterfell. He witnesses Ramsay kill Roose and reluctantly summons Walda and the baby for Ramsay to murder as well. After the Boltons' defeat, he serves the Starks. He unwillingly helps Petyr Baelish cause friction between Sansa and Arya Stark. He builds a wheelchair for Bran.
  * '''Lyanna Stark''' (seasons 6–7) portrayed by Cordelia Hill as a child, and by Aisling Franciosi as an adult.Aisling Franciosi Lyanna is the sister of Ned Stark, she was promised to wed Robert Baratheon, but she was supposedly kidnapped and raped by Rhaegar Targaryen. During the tourney at Harrenhal, Rhaegar rode past his wife, Elia Martell, and placed a crown of winter roses in Lyanna's lap. Lyanna in fact loved Rhaegar, and was married to him in secret. At the Tower of Joy, Lyanna is being protected by several members of the Kingsguard when Ned arrives to try to find her. Defeating Ser Arthur Dayne of the Kingsguard, Ned enters the Tower of Joy where he finds Lyanna in a bed of blood, but still alive. Lyanna asks Ned to promise to protect her son, who is revealed to be Jon Snow, and prevent Robert from killing him by hiding his Targaryen lineage. 
  * '''Rickon Stark''' (seasons 1–3, 6) portrayed by Art Parkinson. Rickon Stark is Lord Eddard & Lady Catelyn's youngest child, naturally aggressive and strong-willed. His black dire wolf Shaggydog shares these qualities also. When Theon Greyjoy captures Winterfell in Season 2, Rickon hides in the crypts. After Winterfell is sacked and burned, he, Bran, Hodor, the Wildling woman Osha and the direwolves travel through the North. In Season 3 before they reach the Wall, Rickon, his direwolf and Osha split up from the rest of the group heading to Last Hearth, the seathouse of the Umbers. In Season 6, Rickon and Osha are betrayed by the Umbers to the Boltons following Greatjon Umber's death, and become hostages of Ramsay Bolton. At the beginning of a grand showdown between the Boltons and the Northern rebels led by Jon Snow, Rickon is released by Ramsay and told to run towards Jon, unaware that it is merely a trap to lure Jon into the open. Just before he can reach Jon, Rickon is shot and killed by Ramsay. Following Ramsay's defeat, Jon orders Rickon's body buried in the Winterfell crypt.
  * '''Hodor''' (seasons 1–4, 6) portrayed by Kristian Nairn.Kristian Nairn Hodor is a huge, physically strong and intellectually disabled stablehand at Winterfell who can only say the word "Hodor". He hides in the crypts along with Osha, Bran and Rickon, faking their escape out of the castle. They eventually leave the crypts only to find the castle destroyed. After speaking to the dying Maester Luwin, it is decided that they must go to the Wall. In Season 3 Bran decides to go beyond the Wall to find the Three-Eyed Raven and Hodor helps him alongside with Meera and Jojen Reed after the departure of Rickon and Osha. In season 4, they stumble across Craster's Keep, where they are captured by the Night's Watch mutineers led by Karl. Hodor is chained to a post and abused by some mutineers, who poke him with spears and eventually stab him in the leg to stop him intervening on Bran's behalf. Hodor is later chained in a hut with the other prisoners, and when Bran is abducted by Locke, Bran wargs into Hodor and uses him to kill Locke by snapping his neck. Hodor frees the others and they escape, eventually reaching the Three-Eyed Raven in his cave. During Season 6, Bran learns through visions of the past that, as a boy, Hodor was named Wyllis and possessed normal abilities of speech. When the cave is overrun by White Walkers and wights while Bran is viewing the past, Bran simultaneously wargs into Hodor to induce him to carry Bran to safety. Once they exit through a passageway, Meera orders Hodor to "hold the door" against the wights; in the past, Wyllis collapses and repeats this phrase until it slurs into "Hodor". In the present, Hodor is killed as the wights eventually tear through the door, but Meera escapes with Bran. Hodor only ever says one word: "Hodor". However, according to Kristian Nairn's interview to Vulture, he has developed 70 ways to say it.
  * '''Osha''' (seasons 1–3, 6) portrayed by Natalia Tena. Natalia Tena Osha is a Wildling woman captured by Robb and held captive at Winterfell. Osha works in the kitchens, often giving Bran advice when she bathes in the godswood. After Winterfell is taken by the turncloak Theon Greyjoy, Osha bends the knee to Theon. After the Sack of Winterfell, Osha helps Bran and Rickon escape, along with their direwolves and Hodor. She gives a mercy kill to wounded Maester Luwin. Later, she and her companions travel to the Wall to seek help. In Season 3 before they reach the Wall, Osha, Rickon and his direwolf split up from the rest of the group heading to Last Hearth, the seathouse of the Umbers. In Season 6, they are betrayed by the Umbers to the Boltons after Greatjon Umber dies, and become hostages of Ramsay Bolton. Osha later attempts to kill Ramsay, but is instead killed herself.
  * '''Jojen Reed''' (seasons 3–4) portrayed by Thomas Brodie-Sangster. Thomas Sangster A boy with special insights and son of Lord Howland Reed, Eddard Stark's old friend from Robert's Rebellion. In season 3 Jojen and his sister join Bran in his journey to the Wall and beyond in order to help him to find the Three-Eyed Raven. In season 4, they stumble across Craster's Keep and are captured by the Night's Watch mutineers led by Karl, during which time Jojen suffers from a seizure. Jojen and the others are freed when Bran wargs into Hodor and has him kill Locke and cut them all loose, but Jojen stops Bran from reuniting with his brother, Jon Snow, since he knows Jon would try and stop their journey. Once they reach their destination, however, they are attacked by reanimated skeletons, and Jojen is stabbed in the ensuing fight. Meera finishes him out of mercy.
  * '''Rickard Karstark''' (seasons 1–3) portrayed by Steven Blount in season 1, and by John Stahl from season 2 onwards. Rickard Karstark is a Bannerman of the North, Lord of Karhold and he is a chief member of Robb Stark's war council. The Karstarks are distant cousins of the Starks of Winterfell. Karstark's sons Harrion and Torrhen was killed by Jaime Lannister and Karstark vows retribution. He is enraged when Catelyn Stark decides to free Jaime in an attempt to secure the safety of her daughters. When Karstark discovers that Edmure Tully has defeated the Lannisters in battle near Riverrun and taken two of his young relatives hostage, Karstark orders his men to kill them. Karstark is subsequently sentenced to death by Robb, and he cryptically warns Robb that his actions will eventually lead to his own demise, just before he is executed.
  * ''' Maester Luwin''' (seasons 1–2) portrayed by Donald Sumpter.Donald Sumpter Luwin, Maester of Winterfell, is a chief advisor to Lord Stark. He is one of the few Maesters to have studied magic and the occult. With Robb Stark's departure, the day-to-day rule of the North falls to Ser Rodrik Cassel and Maester Luwin, acting with Bran's voice. After Winterfell is taken by Theon, Luwin must advise him because of his valour to serve to the ruler of Winterfell. When Ramsay Snow launches an attack on Winterfell to drive the Ironborn away, Luwin advises Theon to flee to the Wall and join the Night's Watch, where his crimes will be pardoned, but Theon instead rallies his few remaining men to face Ramsay, and betrayed by his own men. Luwin, in an attempt to save Theon, is stabbed by Dagmer. Bran Stark and his party emerge from hiding to find Winterfell sacked by Ramsay and his men and Luwin dying in the Godswood, where he declares his loyalty and love for the Starks before having Osha perform a mercy killing on him, out of sight of Bran and Rickon.
  * '''Rodrik Cassel''' (seasons 1–2) portrayed by Ron Donachie.Ron Donachie Ser Rodrik Cassel is the Master-at-Arms at Winterfell. After the discovery of the origin of the knife from the attempted assassination of Bran Stark, he accompanies Lady Catelyn Tully to King's Landing. Later Lady Catelyn decides to join Robb at Moat Cailin, and names Ser Rodrik castellan of Winterfell. When the Ironmen attack Torrhen's Square, Ser Rodrik gathers a force to expel them, including most of the Winterfell garrison. The Ironborn under Theon Greyjoy then attack and take Winterfell, and Ser Rodrik is captured while defending himself. Ser Rodrik refuses to swear allegiance to Theon, and spits in his face. Theon orders him thrown into the dungeons, but Dagmer insists that Theon execute him in order to gain respect. Theon executes Ser Rodrik himself, but it takes several blows of the sword to behead him and only gains more contempt and hatred from the Northerners.
  * '''Jory Cassel''' (season 1) portrayed by Jamie Sives. Jory Cassel was Captain of the Guard at Winterfell and the nephew of Ser Rodrik. Killed by Jaime Lannister during a fight between Jaime's men and Eddard Stark over Tyrion Lannister's abduction by Eddard's wife.
  * '''Septa Mordane''' (season 1) portrayed by Susan Brown. Septa Mordane was a priestess of the Faith of the Seven Gods (of which Catelyn Stark is an observer) and governess to the young ladies of Winterfell. She was killed by the Lannisters after Eddard Stark's failed attempt to arrest King Joffrey and Queen Regent Cersei.
  * '''Old Nan''' (season 1) portrayed by Margaret John. Old Nan was an old serving woman at Winterfell who tells the Stark children stories from beyond the Wall. She is the great-grandmother of Hodor. Margaret John died before the filming of Season 2 and the writers decided that Old Nan died between seasons instead of recasting the role.
  * '''Jon Umber''' (season 1) portrayed by Clive Mantle. Clive Mantle Called "the Greatjon", Lord Umber is the Lord of Last Hearth and a Bannerman of the North. In Season 1 he joins Robb Stark in the war and is the first one calling him The King in the North. In Season 3, the North loses the war after the death of King Robb, but his youngest brother Rickon heads to the seat of House Umber to seek refuge. In between the third and sixth seasons, Rickon and Osha arrive at Last Hearth, but at some point, Greatjon dies under unknown circumstances and his lands pass to his son, Smalljon Umber, who betrays Rickon and Osha to Ramsay Snow.