Stefan Nastić (Serbian Cyrillic: Стефан Настић, born November 22, 1992) is a Serbian-Canadian former professional basketball player.

He appeared in five games off the bench before missing the remainder of the year with a foot injury.

[1] As a fifth year senior, Nastić started all 37 games, averaging 13.4 points and 6.5 rebounds.

He was All-Pac-12 Honorable Mention pick, Kareem Abdul-Jabbar Center of the Year Award candidate, and was named to Postseason NIT All-Tournament Team, averaging 10.6 points and 7.0 rebounds over five games.

[8] Nastić was a member of the Serbian national basketball team that won a silver medal at the 2013 Mediterranean Games in Turkey.