Sean McDermott (born November 3, 1996) is an American professional basketball player for Pallacanestro Trieste of the Italian Lega Basket Serie A (LBA).

As a senior, he averaged 16 points and 6.6 rebounds and was named an Indiana All-Star as he led the Arabians to the Hoosier Heritage Conference.

[6] McDermott averaged 9.5 points and 3.9 rebounds in his first full season as a starter during his redshirt junior year.

[10][11] After going undrafted in the 2020 NBA draft, McDermott agreed to terms on a two-way contract with the Memphis Grizzlies and signed with the team on November 24, 2020.

[20] On January 31, 2025, he signed with Pallacanestro Trieste of the Italian Lega Basket Serie A (LBA).