| Roles | Referee |
|---|---|
| Sex | Female |
| Full name | Mary Cristina•Blanco Bolívar |
| Used name | Mary•Blanco |
| Born | 8 December 1984 in Pesca, Boyacá (COL) |
| NOC | Colombia |
| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As | |
|---|---|---|---|---|---|---|---|
| 2020 Summer Olympics | Football (Football) | COL |
Mary Blanco | ||||
| Football, Women (Olympic) | Match 3/4 | United States — Australia | Assistant Referee #2 | ||||
| Football, Women (Olympic) | Match #5 | Canada — Great Britain | Assistant Referee #2 | ||||
| Football, Women (Olympic) | Match #2 | Netherlands — Zambia | Assistant Referee #2 |