| Chico Fonseca | |
| Fullname: | Renato Jorge Magalhães Dias Assunção |
| Height: | 1.73 m |
| Birth Date: | 1968 3, df=yes |
| Birth Place: | Póvoa de Varzim, Portugal |
| Position: | defender |
| Youthyears1: | 1982–1986 |
| Youthclubs1: | Varzim |
| Years1: | 1986–1987 |
| Clubs1: | Aguçadoura |
| Years2: | 1987–1988 |
| Clubs2: | União Nogueirense |
| Years3: | 1988–1992 |
| Clubs3: | Infesta |
| Years4: | 1992–1994 |
| Clubs4: | Belenenses |
| Years5: | 1994–1999 |
| Clubs5: | Salgueiros |
| Years6: | 1999–2001 |
| Clubs6: | Paços de Ferreira |
| Years7: | 2001–2002 |
| Clubs7: | Leça |
| Years8: | 2002–2005 |
| Clubs8: | Marinhas |
| Years9: | 2005–2006 |
| Clubs9: | Cabeceirense |
| Years10: | 2006–2007 |
| Clubs10: | Fão |
| Years11: | 2007–2008 |
| Clubs11: | Balasar |
| Years12: | 2008–2009 |
| Clubs12: | Apúlia |
| Years13: | 2009–2010 |
| Clubs13: | Castanheira |
| Years14: | 2010–2011 |
| Clubs14: | Fão |
| Years15: | 2011–2012 |
| Clubs15: | São Romão |
Francisco "Chico" José Fernandes Fonseca (born 13 March 1968) is a retired Portuguese football defender.