| Julio Comesaña | |
| Fullname: | Julio Avelino Comesaña López |
| Birth Date: | 10 March 1948 |
| Birth Place: | Montevideo, Uruguay |
| Position: | Midfielder |
| Youthyears1: | 1964–1967 |
| Youthclubs1: | Peñarol |
| Years1: | 1967–1968 |
| Clubs1: | Racing Montevideo |
| Years2: | 1969–1970 |
| Caps2: | 29 |
| Goals2: | 1 |
| Years3: | 1971 |
| Clubs3: | Kimberley |
| Caps3: | 11 |
| Goals3: | 0 |
| Years4: | 1972–1973 |
| Clubs4: | Millonarios |
| Caps4: | 26 |
| Goals4: | 0 |
| Years5: | 1973 |
| Clubs5: | Atlético Junior |
| Caps5: | 25 |
| Goals5: | 2 |
| Years6: | 1974 |
| Clubs6: | Ferro Carril Oeste |
| Caps6: | 4 |
| Goals6: | 0 |
| Years7: | 1975–1979 |
| Clubs7: | Atlético Junior |
| Caps7: | 210 |
| Goals7: | 0 |
| Years8: | 1980–1981 |
| Clubs8: | Independiente Medellín |
| Caps8: | 44 |
| Goals8: | 0 |
| Manageryears1: | 1982–1986 |
| Managerclubs1: | Independiente Medellín |
| Manageryears2: | 1987 |
| Managerclubs2: | Deportivo Cali |
| Manageryears3: | 1988 |
| Managerclubs3: | Guaraní |
| Manageryears4: | 1989–1990 |
| Managerclubs4: | Danubio |
| Manageryears5: | 1991 |
| Managerclubs5: | Atlético Junior |
| Manageryears6: | 1992 |
| Managerclubs6: | Independiente Medellín |
| Manageryears7: | 1992–1994 |
| Managerclubs7: | Atlético Junior |
| Manageryears8: | 1995–1996 |
| Managerclubs8: | Independiente Santa Fe |
| Manageryears9: | 1996 |
| Managerclubs9: | Deportes Tolima |
| Manageryears10: | 1996 |
| Managerclubs10: | Unión Española |
| Manageryears11: | 1997 |
| Managerclubs11: | Atlético Junior |
| Manageryears12: | 2000 |
| Managerclubs12: | Independiente Medellín |
| Manageryears13: | 2002 |
| Managerclubs13: | Atlético Junior |
| Manageryears14: | 2003–2004 |
| Managerclubs14: | Independiente Santa Fe |
| Manageryears15: | 2005 |
| Managerclubs15: | Deportivo Cuenca |
| Manageryears16: | 2006 |
| Managerclubs16: | Real Cartagena |
| Manageryears17: | 2008–2009 |
| Managerclubs17: | Atlético Junior |
| Manageryears18: | 2011 |
| Managerclubs18: | Deportivo Pereira |
| Manageryears19: | 2011 |
| Managerclubs19: | Colombia (assistant) |
| Manageryears20: | 2012 |
| Managerclubs20: | Deportivo Cali |
| Manageryears21: | 2013–2014 |
| Managerclubs21: | Patriotas |
| Manageryears22: | 2014 |
| Managerclubs22: | Atlético Junior |
| Manageryears23: | 2015–2016 |
| Managerclubs23: | Sud América |
| Manageryears24: | 2016 |
| Managerclubs24: | Racing Montevideo |
| Manageryears25: | 2016 |
| Managerclubs25: | River Plate Montevideo |
| Manageryears26: | 2017 |
| Managerclubs26: | Atlético Junior |
| Manageryears27: | 2018 |
| Managerclubs27: | Atlético Junior |
| Manageryears28: | 2019 |
| Managerclubs28: | Colón de Santa Fe |
| Manageryears29: | 2019–2020 |
| Managerclubs29: | Atlético Junior |
| Manageryears30: | 2021–2022 |
| Managerclubs30: | Independiente Medellín |
| Manageryears31: | 2022 |
| Managerclubs31: | Atlético Junior |
Julio Avelino Comesaña López (born 10 March 1948) is a former Uruguayan naturalized Colombian professional football manager and former football player.
Comesaña played for 7 clubs during his career as a footballer: Racing Montevideo (1967–1968) in Uruguay; Gimnasia y Esgrima La Plata (1969–1970), Kimberley (1971), and Ferro Carril Oeste (1974) in Argentina; Millonarios (1972–1973), Atlético Junior (1973, and 1975–1979), and Independiente Medellín (1980–1981) in Colombia.
As a manager, Comesaña has coached 16 teams: Independiente Medellín (1982–1986, 1992, 2000 and 2021–2022), Deportivo Cali (1987 and 2012), Atlético Junior (1991, 1992–1994, 1997, 2002, 2008–2009, 2014, 2017, 2018, 2019–2020 and 2022), Independiente Santa Fe (1995–1996 and 2003–2004), Deportes Tolima (1996), Real Cartagena (2006), Deportivo Pereira (2011), and Patriotas (2013–2014) in Colombia; Guaraní (1988) in Paraguay; Danubio (1989–1990), Sud América (2015–2016), Racing Montevideo (2016), and River Plate Montevideo (2016) in Uruguay; Unión Española (1996) in Chile; Deportivo Cuenca (2005) in Ecuador; Colón de Santa Fe (2019) in Argentina. He also served as assistant coach of Leonel Álvarez in the Colombia national team in 2011.[1]
Comesaña naturalized Colombian by residence in 1976.[1]