Brandon Williams (born November 22, 1999) is an American professional basketball player for the Dallas Mavericks of the National Basketball Association (NBA), on a two-way contract with the Texas Legends of the NBA G League.

Williams attended Crespi Carmelite High School in Encino, California, where he was a four-star recruit and committed to playing college basketball for Arizona in May 2018.

On December 26, 2021, the Portland Trail Blazers of the National Basketball Association (NBA) signed Williams to a 10-day contract to fill out the roster after several players were lost due to COVID-19 health and safety protocols.

[8] On November 4, 2022, Williams was named to the opening night roster for the College Park Skyhawks.

[13] Williams reached the 2024 NBA Finals where the Mavericks lost to the Boston Celtics in five games.