The 2019–20 South Carolina Gamecocks men's basketball team represented the University of South Carolina during the 2019–20 NCAA Division I men's basketball season. The team's head coach, Frank Martin, was in his eighth season at South Carolina. The team played its home games at Colonial Life Arena in Columbia, South Carolina as a member of the Southeastern Conference. They finished the season 18–13, 10–8 in SEC play to finish in a tie for sixth place. They were set to take on Arkansas in the second round of the SEC tournament. However, the remainder of the SEC Tournament and all other postseason tournaments were cancelled amid the COVID-19 pandemic.