For House stark, direwolf is their sigil. Direwolves, according to the story are a species of wolf who are comparatively larger in size than the normal wolves and also more intelligent. From the first episode itself direwolves are there in the show. A litter of direwolves is found by the Stark troop in the first episode which they give it each to the Stark children. Jon Snow, the bastard son of Ned Stark finds the albino runt of the litter and takes it with him. Each direwolves bonds with their corresponding caretakers.
All the direwolves characters did not made it to the end of the show. In the series, they appear not just as pets of the characters, they have important roles in it like that of any human character. Let's know about each of the direwolves in the Game of Thrones TV series.
Grey Wind
Grey Wind is direwolf of Robb Stark. Grey was there with Robb Strak for the Red Wedding and was killed as part of the mass murder there. He helped Robb in the Battle of Oxcross by infiltrating into the camp of the enemy, killing the guards, frightening the horses etc. Grey Wind was by nature very protective of his caretaker Robb Strak.
Lady
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HBO |
Lady was the pet of Sansa stark. Ned has to kill her after the order of Robert Baratheon for biting Joffrey. It was really Nymeria, the direwolf pet of Arya Stark that bit Joffrey. In place of Nymeria, it was Lady, who got killed as Cersei's men who were ordered to find Nymeria couldn't find her.
Nymeria
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HBO |
After the flee of Nymeria in the first season, she is no longer seen till season 7. Arya Stark meets her on her return to Winterfell. She reappears as the leader of a pack. She doesn't want to accompany her to her home as she then had a pack to take care of.
Summer
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HBO |
Summer was the direwolf of Barn Stark was killed by in attack against Night King's army. She got herself killed to help Bran escape.
Shaggydog
Shaggy dog was the companion of Rickon Stark. Shaggydog was killed by the Umbers for presenting his dead body as a gift to Ramsay Bolton.
Ghost
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HBO |
Ghost was companion of Jon Snow. Ghost was the albino runt of the litter when Jon finds him. Ghost and Nymeria are the two wolves who survived till the end of the TV series. He becomes the biggest of all Stark pet direwolves even though he was the runt of the litter. He was there with Jon Snow for the Battle of Winterfell. In the end he reunites with Jon Snow and they walk together north past the Wall.
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