| Santiago | |
| Fullname: | Petrony Santiago de Barros |
| Birth Date: | 18 February 1980 |
| Birth Place: | Salinas, Minas Gerais, Brazil |
| Height: | 1.90 m |
| Currentclub: | Boavista (RJ) |
| Position: | Centre back |
| Years1: | 1996–2001 |
| Years2: | 2001–2002 |
| Years3: | 2003–2004 |
| Years4: | 2004–2005 |
| Years5: | 2006 |
| Years6: | 2006–2007 |
| Years7: | 2007 |
| Years8: | 2008 |
| Years9: | 2009– |
| Years10: | 2010 |
| Years11: | 2010 |
| Years12: | 2011 |
| Clubs1: | Atlético Mineiro |
| Clubs2: | Olaria |
| Clubs3: | Vasco da Gama |
| Clubs4: | Daegu FC |
| Clubs5: | América (RJ) |
| Clubs6: | Portuguesa (SP) |
| Clubs7: | Fortaleza |
| Clubs8: | Brasiliense |
| Clubs9: | Boavista (RJ) |
| Clubs10: | → Duque de Caxias (loan) |
| Clubs11: | → Brasiliense (loan) |
| Clubs12: | → Duque de Caxias (loan) |
| Caps4: | 17 |
| Caps10: | 33 |
| Caps11: | 28 |
| Caps12: | 27 |
| Goals4: | 0 |
| Goals10: | 3 |
| Goals11: | 5 |
| Goals12: | 0 |
| Pcupdate: | 9 May 2011 |
Petrony Santiago de Barros (born February 18, 1980, in Salinas, Minas Gerais), or simply Santiago, is a Brazilian footballer who plays as a central defender for Boavista Sport Club. His previous clubs include Portuguesa (SP), América (RJ), Daegu FC in South Korea, Vasco da Gama, Olaria, Atlético Mineiro, Fortaleza, Brasiliense and Duque de Caxias.