| Roles | Referee | |
|---|---|---|
| Sex | Male | |
| Full name | Arol•Valda Ascárraga | |
| Used name | Arol•Valda | |
| Born | 10 December 1970 in Santa Cruz de la Sierra, Santa Cruz |  BOL |
| NOC | Bolivia | BOL |
| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As | |
|---|---|---|---|---|---|---|---|
| 2004 Summer Olympics | Football (Football) | BOL |
Arol Valda | ||||
| Football, Men (Olympic) | Match 3/4 | Italy — Iraq | Linesman | ||||
| Football, Men (Olympic) | Match #4 | Mali — Greece | Linesman | ||||
| Football, Men (Olympic) | Match #2 | Ghana — Italy | Linesman | ||||
| Football, Men (Olympic) | Match #4 | Italy — Japan | Linesman | ||||
| Football, Men (Olympic) | Match #5 | Costa Rica — Portugal | Linesman | ||||
| 2012 Summer Olympics | Football (Football) | BOL |
Arol Valda | ||||
| Football, Men (Olympic) | Match #4 | Republic of Korea — Switzerland | Linesman |
