| Mamadi | |
| Fullname: | Mamadi Baldé |
| Birth Date: | 15 August 1978 |
| Birth Place: | Bissau, Guinea-Bissau |
| Position: | Centre back |
| Currentclub: | Moura |
| Years1: | 1997–1998 |
| Years2: | 1998–2001 |
| Years3: | 2001–2003 |
| Years4: | 2003–2010 |
| Years5: | 2009–2010 |
| Years6: | 2010 |
| Years7: | 2011 |
| Years8: | 2011–2012 |
| Years9: | 2012– |
| Clubs5: | → Fátima (loan) |
| Clubs6: | Pinhalnovense |
| Clubs7: | Benfica Castelo Branco |
| Clubs8: | Praiense |
| Clubs9: | Moura |
| Caps2: | 45 |
| Caps3: | 66 |
| Caps4: | 145 |
| Caps5: | 12 |
| Caps6: | 4 |
| Caps7: | 20 |
| Caps8: | 17 |
| Caps9: | 121 |
| Goals2: | 1 |
| Goals3: | 10 |
| Goals4: | 7 |
| Goals5: | 0 |
| Goals6: | 0 |
| Goals7: | 1 |
| Goals8: | 1 |
| Goals9: | 10 |
| Nationalyears1: | 2001–2007 |
| Nationalteam1: | Guinea-Bissau |
| Club-Update: | 14 May 2017 |
Mamadi Baldé (born 15 August 1978 in Bissau) is a Guinea-Bissauan footballer who plays for Portuguese club Moura Atlético Clube as a central defender.