| Rajab Mwinyi | |
| Birth Date: | 1 August 1984 |
| Birth Place: | Bujumbura, Burundi |
| Currentclub: | Simba SC |
| Clubnumber: | 7 |
| Position: | Midfielder |
| Years1: | 2003 |
| Years2: | 2004– |
| Clubs2: | Simba SC |
| Nationalyears1: | 2003– |
| Nationalteam1: | Burundi |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 0 |
| Pcupdate: | 9 November 2007 |
| Ntupdate: | 9 November 2007 |
Rajab Mwinyi (born January 10, 1984, in Bujumbura) is a Burundian midfield player who plays for Simba SC in Dar es Salaam. He is also a member of the Burundi national football team.