| Fernando Díaz | |
| Fullname: | Fernando Maximiliano Díaz Seguel |
| Birth Date: | 27 December 1961 |
| Birth Place: | Santiago, Chile |
| Position: | Goalkeeper |
| Youthclubs1: | Universidad Católica |
| Years1: | 1980–1982 |
| Caps1: | 0 |
| Goals1: | 0 |
| Years2: | 1982 |
| Years3: | 1983 |
| Years4: | 1984–1985 |
| Caps4: | 2 |
| Goals4: | 0 |
| Years5: | 1985 |
| Years6: | 1986 |
| Caps6: | 0 |
| Goals6: | 0 |
| Years7: | 1986 |
| Years8: | 1987–1990 |
| Caps8: | 2 |
| Goals8: | 0 |
| Years9: | 1991 |
| Years10: | 1992 |
| Clubs10: | Universidad Católica |
| Caps10: | 0 |
| Goals10: | 0 |
| Manageryears2: | 1999 |
| Manageryears3: | 2000 |
| Manageryears4: | 2001 |
| Manageryears5: | 2003 |
| Manageryears6: | 2004 |
| Manageryears7: | 2005 |
| Manageryears8: | 2006 |
| Manageryears9: | 2007 |
| Manageryears10: | 2008–2009 |
| Manageryears11: | 2010 |
| Manageryears12: | 2010–2011 |
| Manageryears13: | 2012 |
| Manageryears14: | 2013 |
| Manageryears15: | 2014 |
| Manageryears16: | 2015–2016 |
| Manageryears17: | 2018–2019 |
| Manageryears18: | 2022–2024 |
| Managerclubs1: | Universidad Católica (youth) |
| Managerclubs2: | LDU Quito (assistant) |
| Managerclubs12: | Santiago Morning |
| Managerclubs14: | Municipal |
| Managerclubs15: | San Marcos |
| Managerclubs16: | Ñublense |
| Managerclubs17: | Unión Española |
| Managerclubs18: | Coquimbo Unido |
Fernando Maximiliano Díaz Seguel (born 27 December 1961) is a Chilean football manager and former player who played as a goalkeeper.
He is known for winning 2005 Apertura with Unión Española and for reaching the semifinals of the 2008 Apertura with Ñublense.
After two years without managing, in 2 August 2022 he joined Coquimbo Unido in the Chilean Primera División.[1]