Jaylen Terelle Sims (born December 11, 1998) is an American professional basketball player for the Greensboro Swarm of the NBA G League.

Sims is a native of Charlotte, North Carolina, and attended United Faith Christian Academy.

[4] The Seahawks won the 2022 College Basketball Invitational and Sims was named as most outstanding player of the tournament.

[7][8] He appeared in one preseason game before he was waived on October 14[9] and on November 4, he was named to the opening night roster for the Greensboro Swarm.

[10] In July 2023, Sims re-joined the Hornets for the 2023 NBA Summer League[11] and on September 5, he signed with them.