| Mario Trejo | |
| Fullname: | Mario Alejandro Trejo Castro[1] |
| Birth Date: | 9 March 1999 |
| Birth Place: | Ahome, Sinaloa, Mexico |
| Height: | 1.81 m |
| Position: | Defender |
| Currentclub: | Venados |
| Clubnumber: | 25 |
| Years1: | 2018–2020 |
| Clubs1: | Morelia |
| Caps1: | 7 |
| Goals1: | 0 |
| Years2: | 2020–2021 |
| Clubs2: | Venados |
| Caps2: | 30 |
| Goals2: | 2 |
| Years3: | 2021–2023 |
| Clubs3: | Atlético Morelia |
| Caps3: | 82 |
| Goals3: | 3 |
| Years4: | 2024– |
| Clubs4: | Venados |
| Caps4: | 21 |
| Goals4: | 2 |
| Nationalyears1: | 2018–2019 |
| Nationalteam1: | Mexico U20 |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 0 |
| Club-Update: | 15 May 2022 |
| Nationalteam-Update: | 4 May 2019 |
Mario Alejandro Trejo Castro (born 9 March 1999) is a Mexican professional footballer who plays as a defender for Venados.
In April 2019, Trejo was included in the 21-player squad to represent Mexico at the U-20 World Cup in Poland.[2]
Morelia
Clausura 2022