The 2018–19 Jackson State Tigers basketball team represented Jackson State University during the 2018–19 NCAA Division I men's basketball season. The Tigers were led by sixth-year head coach Wayne Brent, and played their home games at the Williams Assembly Center in Jackson, Mississippi as members of the Southwestern Athletic Conference. They finished the season 13–19 overall, 10–8 in SWAC play to finish in a three-way tie for third place. As the No. 3 seed in the SWAC tournament, they were upset by No. 6 seed Alabama State in the quarterfinals.