Sokka never marries in any official Avatar storyline; his notable relationships with Princess Yue and Suki remain unwed.
Romantic links in the original series
During the first season Sokka meets Princess Yue of the Northern Water Tribe. Their bond forms quickly, and he is devastated when she sacrifices herself to become the Moon Spirit in "The Siege of the North, Part 2." The tragedy ends that relationship without a marriage.
Later, Sokka befriends Suki, the leader of the Kyoshi Warriors. Their connection grows from mutual respect to genuine affection, highlighted by a kiss in "The Serpent's Pass" and several shared moments on a Fire Nation ship. By the series finale they are a couple, but the show never declares them married.
What the comics reveal
After the television series, the "Avatar: The Last Airbender" comics continue the story. In the "Promise" and "Smoke and Shadow" trilogies Sokka works as a council member of the United Republic, collaborating with Aang and Zuko. The comics never mention a spouse or children for him, and Suki does not appear beyond the TV episodes.
Why Sokka remains single in canon
Two plausible reasons emerge from the material. First, his dedication to rebuilding the world consumes much of his time, leaving little space for a traditional family life. Second, Yue’s death profoundly affects him; the loss may have made him hesitant to pursue another long‑term commitment.
Fan speculation
Fans have proposed several theories: that Sokka eventually remarried a non‑bender, that he had children out of wedlock, or that he reunited with Suki later in life. None of these ideas appear in any official source, so they remain unverified speculation.
Comparison with his teammates
Aang marries Katara and they have three children, a clear canonical family. Zuko’s daughter Izumi appears in "The Legend of Korra," but her mother is never identified, suggesting Zuko’s romantic life is also left ambiguous. Toph becomes a single mother of two daughters, each with different fathers. Sokka’s lack of marriage fits a broader pattern of unconventional family structures among the original Team Avatar members.
Legacy beyond marriage
Sokka’s contributions as a strategist, inventor, and council member define his legacy more than any marital status. His story shows that a character can have a full, impactful life without following traditional expectations of marriage or parenthood.