| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Ruimondo "Rui"•Ferro Mayer | |
| Used name | Rui•Mayer | |
| Born | 29 December 1888 in Mercês, Lisboa, Distrito de Lisboa |  POR |
| Died | 6 September 1959 (aged 70 years 8 months 8 days) in Lisboa, Distrito de Lisboa | POR |
| Measurements | 183 cm | |
| NOC | Portugal | POR |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1920 Summer Olympics | Fencing | POR |
Rui Mayer | |||
| Épée, Individual, Men (Olympic) | =7 p2 r2/4 | |||||
| Épée, Team, Men (Olympic) | Portugal | 4 | ||||
| 1924 Summer Olympics | Fencing | POR |
Rui Mayer | |||
| Épée, Individual, Men (Olympic) | 7 p2 r2/4 | |||||
| Épée, Team, Men (Olympic) | Portugal | 4 |
