Donaldo Arza finished fourth in the 1500 metres at the 1971 Pan American Games.
Personal Bests: 800 – 1:48.5 (1971); 1500 – 3:41.73 (1972).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1972 Summer Olympics | Athletics | Donaldo Arza | ||||
| 800 metres, Men (Olympic) | 5 h8 r1/3 | |||||
| 1,500 metres, Men (Olympic) | 5 h1 r1/3 |
| Games | Role | NOC | As | |
|---|---|---|---|---|
| 1972 Summer Olympics | Flagbearer at the Opening Ceremony | Donaldo Arza |