| Mario Bortolazzi | |
| Birth Date: | 10 January 1965 |
| Birth Place: | Verona, Italy |
| Height: | 1.77 m |
| Position: | Midfielder |
| Years1: | 1980–1982 |
| Years2: | 1982–1985 |
| Years3: | 1985–1986 |
| Years4: | 1986–1987 |
| Years5: | 1987–1988 |
| Years6: | 1988–1989 |
| Years7: | 1989–1990 |
| Years8: | 1990–1998 |
| Years9: | 1998–1999 |
| Years10: | 1999–2000 |
| Years11: | 2000–2002 |
| Years12: | 2002–2003 |
| Clubs1: | Mantova |
| Clubs2: | Fiorentina |
| Clubs3: | Milan |
| Clubs4: | Parma |
| Clubs5: | Milan |
| Clubs6: | Verona |
| Clubs7: | Atalanta |
| Clubs8: | Genoa |
| Clubs9: | West Bromwich Albion |
| Clubs10: | Livorno |
| Clubs11: | Lecco |
| Clubs12: | Livorno |
| Caps1: | 27 |
| Caps2: | 11 |
| Caps3: | 7 |
| Caps4: | 34 |
| Caps5: | 13 |
| Caps6: | 33 |
| Caps7: | 20 |
| Caps8: | 241 |
| Caps9: | 35 |
| Caps10: | 29 |
| Caps11: | 45 |
| Caps12: | 17 |
| Goals1: | 0 |
| Goals2: | 0 |
| Goals3: | 0 |
| Goals4: | 7 |
| Goals5: | 1 |
| Goals6: | 4 |
| Goals7: | 2 |
| Goals8: | 16 |
| Goals9: | 2 |
| Goals10: | 0 |
| Goals11: | 13 |
| Goals12: | 1 |
| Manageryears1: | 2005–2006 |
| Manageryears2: | 2006–2008 |
| Manageryears3: | 2009 |
| Managerclubs1: | Livorno (assistant) |
| Managerclubs2: | Italy (assistant) |
| Managerclubs3: | Napoli (assistant) |
Mario Bortolazzi (born 10 January 1965, in Verona) is an Italian professional football coach and a former player, who played as a midfielder.
He played 12 seasons (241 games, 14 goals) in the Serie A for ACF Fiorentina, A.C. Milan, Hellas Verona F.C., Atalanta B.C. and Genoa C.F.C.
In his coaching career he has so far has always been an assistant to his former Milan teammate Roberto Donadoni.