1998–99 Winthrop Eagles men's basketball team

The 1998–99 Winthrop Eagles men's basketball team represented Winthrop University during the 1998–99 college basketball season. This was head coach Gregg Marshall's first season at Winthrop. The Eagles competed in the Big South Conference and played their home games at Winthrop Coliseum. They finished the season 21–8, 9–1 in Big South play to finish first in the conference regular season standings. They won the 1999 Big South Conference men's basketball tournament to receive the conference's automatic bid to the 1999 NCAA Division I men's basketball tournament – the first appearance in program history. Playing as No. 16 seed in the South region, the Eagles lost to No. 1 seed Auburn in the opening round.

Roster
Source

Schedule and results

 * All times are Eastern

!colspan=9 style=| Non-conference regular season

!colspan=9 style=| Big South Regular Season

!colspan=9 style=| Big South tournament 

!colspan=9 style=| NCAA tournament

Source