| Year: | 1969–70 |
| Team: | Notre Dame Fighting Irish |
| Sport: | basketball |
| Conference: | Independent |
| Coachrank: | 8 |
| Aprank: | 9 |
| Record: | 21–8 |
| Head Coach: | John Dee |
| Hc Year: | 6th |
| Arena: | Joyce Center |
| Tourney: | NCAA Tournament |
| Tourney Result: | Regional 4th Place |
The 1969–70 Notre Dame Fighting Irish men's basketball team represented the University of Notre Dame during the 1969–70 season. The team was led by 6th-year head coach John Dee and played their home games at the Joyce Center. Notre Dame made the NCAA tournament for the third straight season, reaching the Sweet Sixteen before finishing fourth place in the Mideast region. The Irish closed the season with an overall record of 21–8 and was ranked in the top ten of both major polls.
|-!colspan=9 style=| Regular Season|-!colspan=9 style=| NCAA Tournament[1] [2]
See main article: 1969–70 NCAA University Division men's basketball rankings.