| Diego Mejía | |
| Fullname: | Diego Andrei Mejía Campo |
| Birth Date: | 12 October 1983 |
| Birth Place: | Querétaro, Mexico |
| Position: | Midfielder |
| Years1: | 2003–2005 |
| Clubs1: | Celaya |
| Caps1: | 30 |
| Goals1: | 1 |
| Years2: | 2005–2006 |
| Clubs2: | Querétaro |
| Caps2: | 26 |
| Goals2: | 0 |
| Years3: | 2006–2007 |
| Caps3: | 19 |
| Goals3: | 1 |
| Years4: | 2007–2016 |
| Clubs4: | Dorados de Sinaloa |
| Caps4: | 86 |
| Goals4: | 12 |
| Years5: | 2008 |
| Clubs5: | → Tijuana (loan) |
| Caps5: | 15 |
| Goals5: | 0 |
| Years6: | 2008 |
| Clubs6: | → Tiburones Rojos de Coatzacoalcos (loan) |
| Caps6: | 15 |
| Goals6: | 1 |
| Years7: | 2009 |
| Clubs7: | → Albinegros de Orizaba (loan) |
| Caps7: | 13 |
| Goals7: | 1 |
| Years8: | 2011 |
| Clubs8: | → Atlante UTN (loan) |
| Caps8: | 16 |
| Goals8: | 4 |
| Years9: | 2011 |
| Clubs9: | → Toros Neza (loan) |
| Caps9: | 11 |
| Goals9: | 5 |
| Years10: | 2012 |
| Clubs10: | → Morelia (loan) |
| Caps10: | 2 |
| Goals10: | 0 |
| Years11: | 2012–2013 |
| Clubs11: | → Toros Neza (loan) |
| Caps11: | 23 |
| Goals11: | 7 |
| Years12: | 2013–2014 |
| Clubs12: | → Delfines (loan) |
| Caps12: | 26 |
| Goals12: | 5 |
| Years13: | 2016–2018 |
| Caps13: | 0 |
| Goals13: | 0 |
| Manageryears1: | 2021–2022 |
| Managerclubs1: | Juárez Reserves and Academy |
| Manageryears2: | 2022–2023 |
| Managerclubs2: | Juárez (Assistant) |
| Manageryears3: | 2023 |
| Managerclubs3: | Juárez (interim) |
| Manageryears4: | 2023–2024 |
| Managerclubs4: | Juárez |
Diego Andrei Mejía Campo (born 12 October 1983) is a Mexican former professional footballer and manager. He is the former manager of Liga MX club Juárez.