| Jefferson | |
| Fullname: | Jefferson Tomaz de Souza |
| Height: | 1.81 m |
| Birth Date: | 1970 11, df=yes |
| Position: | midfielder |
| Years1: | 1993–1994 |
| Clubs1: | Santa Marta Penaguião |
| Years2: | 1994–1995 |
| Clubs2: | Paredes |
| Years3: | 1995–1997 |
| Clubs3: | Vizela |
| Years4: | 1997–1999 |
| Clubs4: | Leça |
| Years5: | 1999–2000 |
| Clubs5: | Varzim |
| Years6: | 2000–2001 |
| Clubs6: | Freamunde |
| Years7: | 2001–2002 |
| Clubs7: | Paredes |
| Years8: | 2002–2003 |
| Clubs8: | Lixa |
| Years9: | 2003–2004 |
| Clubs9: | GD Beira-Mar |
| Years10: | 2004–2005 |
| Clubs10: | Rebordosa |
| Years11: | 2005–2007 |
| Clubs11: | Ataense |
Jefferson Tomaz de Souza (born 22 November 1970) is a retired Brazilian football midfielder.