| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Ronald Alfredo "Ronaldo"•Lanzoni Campos | |
| Used name | Ronaldo•Lanzoni | |
| Born | 21 August 1959 in San José, San José |  CRC |
| Measurements | 182 cm / 73 kg | |
| NOC | Costa Rica | CRC |
Personal Best: Mar – 2-14:33 (1987).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1984 Summer Olympics | Athletics | CRC |
Ronaldo Lanzoni | |||
| Marathon, Men (Olympic) | ||||||
| 1988 Summer Olympics | Athletics | CRC |
Ronaldo Lanzoni | |||
| Marathon, Men (Olympic) | 40 |
