Richard Lee "Trey" Jemison III (born November 28, 1999) is an American professional basketball player for the Los Angeles Lakers of the National Basketball Association (NBA), on a two-way contract with the South Bay Lakers of the NBA G League.

[2] He transferred to Homewood High School for his sophomore year where he was a member of the team that won the 2016 Alabama 6A state championship.

[1] He averaged 19 points, 15 rebounds and 5 blocks per game as a senior and was named all-state honorable mention.

[4] Jemison decided to enter the transfer portal on May 6, 2020,[4] and committed to join his hometown team, the UAB Blazers, on May 14, 2020.

[15] He appeared in two games with the Wizards and recorded one rebound and one turnover in two minutes of playing time.

[16] Jemison was moved into the Grizzlies starting line-up on February 4, tallying six points, four rebounds and two blocks against the Boston Celtics.

[16] On February 6, he recorded a career-high 12 points and 7 rebounds in a game against the New York Knicks,[18] and three days later, he signed a two-way contract with the Grizzlies.