| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Frederico Guilherme•Duff Burnay |
| Used name | Frederico•Burnay |
| Born | 15 August 1888 in Lisboa, Distrito de Lisboa (POR) |
| Died | 10 February 1964 in Lisboa, Distrito de Lisboa (POR) |
| Affiliations | Clube Naval de Lisboa, Lisboa (POR) / Associação Naval de Lisboa, Lisboa (POR) |
| NOC | Portugal |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1924 Summer Olympics | Sailing | POR |
Frederico Burnay | |||
| One Person Dinghy, Open (Olympic) | 8 | |||||
| 1928 Summer Olympics | Sailing | POR |
Frederico Burnay | |||
| 6 metres, Open (Olympic) | Camelia | 12 |