2018–19 Columbia Lions men's basketball team

The 2018–19 Columbia Lions men's basketball team represented Columbia University in the 2018–19 NCAA Division I men's basketball season. They played their home games at Levien Gymnasium in New York City and were led by third-year head coach Jim Engles, as members of the Ivy League. They finished the season 10–18, 5–9 in Ivy League play, to finish in seventh place. They failed to qualify for the Ivy League tournament.

Previous season
The Lions finished the 2017–18 season 8–19, 5–9 in Ivy League play, to finish in a tie for fifth place and failed to qualify for the Ivy League tournament.

Schedule and results
!colspan=12 style=| Non-conference regular season

!colspan=9 style=| Ivy League regular season



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