| Mode: | Basketball |
| Year: | 1970 - 71 |
| Team: | St. John's Redmen |
| Conference: | Independent |
| Record: | 18 - 9 |
| Asst Coach1: | Chuck McAuley |
| Captain: | John DeVasto Pete LaMantia |
| Champion: | Vanderbilt Invitational Champions |
| Bowl Result: | First round |
The 1970 - 71 St. John's Redmen basketball team represented St. John's University during the 1970–71 NCAA Division I men's basketball season. The team was coached by Frank Mulzoff in his first year at the school after Lou Carnesecca left to become the head coach of the New York Nets in the American Basketball Association. St. John's home games are played at Alumni Hall and Madison Square Garden.
The Redmen qualified for the National Invitation Tournament, where they lost to Tennessee in the first round.[1]
|-!colspan=9 style="background:#FF0000; color:#FFFFFF;"| Regular Season|-!colspan=9 style="background:#FF0000; color:#FFFFFF;"| NIT Tournament