2017–18 Lafayette Leopards men's basketball team

The 2017–18 Lafayette Leopards men's basketball team represented Lafayette College during the 2017–18 NCAA Division I men's basketball season. The Leopards, led by 23rd-year head coach Fran O'Hanlon, played their home games at the Kirby Sports Center in Easton, Pennsylvania as members of the Patriot League. They finished the season 10–21, 7–11 in Patriot League play to finish in seventh place. They defeated American in the first round of the Patriot League tournament before losing in the quarterfinals to Colgate.

Previous season
The Leopards finished the 2016–17 season 9–21, 5–13 in Patriot League play to finish in a tie for ninth place. As the No. 10 seed in the Patriot League tournament, they lost in the first round to Loyola (MD).

Schedule and results
!colspan=9 style=| Exhibition

!colspan=9 style=| Regular season

!colspan=9 style=| Patriot League regular season

!colspan=9 style=| Patriot League tournament