| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Mário•Travassos Alua de Castro Simas | |
| Used name | Mário•Simas | |
| Born | 16 February 1922 in Horta, Região Autónoma dos Açores |  POR |
| Died | 4 January 2015 (aged 92 years 10 months 16 days) | |
| Affiliations | GD Estoril Praia — Estoril, Cascais, Distrito de Lisboa | POR |
| NOC | Portugal | POR |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1948 Summer Olympics | Swimming (Aquatics) | POR |
Mário Simas | |||
| 100 metres Backstroke, Men (Olympic) | 20 |
