The 2023–24 Loyola Marymount Lions men's basketball team represented Loyola Marymount University during the 2023–24 NCAA Division I men's basketball season.

The Lions, led by fourth-year head coach Stan Johnson, played their home games at Gersten Pavilion in Los Angeles, California as members of the West Coast Conference.

They finished the season 12–19, 5–11 in WCC play to finish in a three-way tie for sixth place.

7 seed in the WCC Tournament, they lost to Portland in the second round.

They lost in the quarterfinals of the WCC tournament to BYU.