| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Gastão•d'Avila Melo Brun |
| Used name | Gastão•Brun |
| Born | 13 October 1944 in Niterói, Rio de Janeiro (BRA) |
| Measurements | 176 cm / 75 kg |
| Affiliations | Iate Clube do Rio de Janeiro, Rio de Janeiro (BRA) |
| NOC |  Brazil |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1976 Summer Olympics | Sailing | BRA |
Gastão Brun | |||
| Three-Person Keelboat, Open (Olympic) | Brazil | 10 | ||||
| 1980 Summer Olympics | Sailing | BRA |
Gastão Brun | |||
| Three-Person Keelboat, Open (Olympic) | Brazil | 6 |
