 
| Roles | Competed in Olympic Games | 
|---|---|
| Sex | Male | 
| Full name | Décio•Viotti de Azevedo | 
| Used name | Décio•de Azevedo | 
| Born | 12 October 1939 in Belo Horizonte, Minas Gerais (BRA) | 
| Measurements | 184 cm / 74 kg | 
| NOC |  Brazil | 
At the Pan American Games Décio de Azevedo won gold in 1963 and silver in 1959 and 1967.
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1964 Summer Olympics | Volleyball (Volleyball) |  BRA | Décio de Azevedo | |||
| Volleyball, Men (Olympic) | Brazil | 7 | ||||
| 1968 Summer Olympics | Volleyball (Volleyball) |  BRA | Décio de Azevedo | |||
| Volleyball, Men (Olympic) | Brazil | 9 |