| Mario Tinajero | |
| Fullname: | Mario Alberto Tinajero Díaz |
| Birth Date: | 1995 1, df=yes[1] |
| Birth Place: | San Luis Potosí, San Luis Potosí, México |
| Position: | Midfielder |
| Currentclub: | Hidalgo F.C. |
| Youthyears1: | 2011–2012 |
| Youthclubs1: | Lobos de San Luis |
| Youthyears2: | 2012–2013 |
| Youthclubs2: | Chiapas |
| Years1: | 2013–2016 |
| Clubs1: | Chiapas |
| Caps1: | 0 |
| Goals1: | 0 |
| Years2: | 2013–2016 |
| Clubs2: | → Chiapas Premier (loan) |
| Caps2: | 16 |
| Goals2: | 4 |
| Years3: | 2016–2017 |
| Clubs3: | UAT |
| Caps3: | 1 |
| Goals3: | 0 |
| Years4: | 2017 |
| Clubs4: | UNACH |
| Caps4: | 3 |
| Goals4: | 0 |
| Years5: | 2018 |
| Clubs5: | Irapuato |
| Caps5: | 6 |
| Goals5: | 0 |
| Years6: | 2019 |
| Clubs6: | Cocodrilos de Tabasco |
| Caps6: | 5 |
| Goals6: | 0 |
| Years7: | 2020 |
| Clubs7: | Cafetaleros de Chiapas |
| Caps7: | 6 |
| Goals7: | 0 |
| Years8: | 2021 |
| Clubs8: | Azores de Hidalgo |
| Caps8: | 8 |
| Goals8: | 1 |
| Years9: | 2022 |
| Clubs9: | C.D. Zap |
| Caps9: | 7 |
| Goals9: | 1 |
| Years10: | 2023– |
| Clubs10: | Hidalgo F.C. |
| Club-Update: | 16 April 2020 |
Mario Alberto Tinajero Díaz (born 19 January 1995) is a Mexican footballer who plays as a midfielder for Cafetaleros de Chiapas.[2]