| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As | |
|---|
| 1972 Summer Olympics | Water Polo (Aquatics) |  ESP | | | | Eugeni Asencio | |
| Water Polo, Men(Olympic) | | Match #2 | West Germany — United States | Referee | | |
| Water Polo, Men(Olympic) | | Match #10 | Yugoslavia — West Germany | Referee | | |
| Water Polo, Men(Olympic) | | Match #1 | Yugoslavia — Canada | Referee | | |
| 1980 Summer Olympics | Water Polo (Aquatics) | ESP | | | | Eugeni Asencio | |
| Water Polo, Men(Olympic) | | Match #4 | Romania — Australia | Referee | | |
| Water Polo, Men(Olympic) | | Match #12 | Australia — Sweden | Referee | | |
| Water Polo, Men(Olympic) | | Match #14 | Australia — Italy | Referee | | |
| Water Polo, Men(Olympic) | | Match #3 | Hungary — Netherlands | Referee | | |
| Water Polo, Men(Olympic) | | Match #6 | Netherlands — Romania | Referee | | |
| Water Polo, Men(Olympic) | | Match #2 | Australia — Bulgaria | Referee | | |
| 1984 Summer Olympics | Water Polo (Aquatics) | ESP | | | | Eugeni Asencio | |
| Water Polo, Men(Olympic) | | Match #12 | United States — Yugoslavia | Referee | | |
| Water Polo, Men(Olympic) | | Match #2 | Greece — Canada | Referee | | |
| Water Polo, Men(Olympic) | | Match #5 | Italy — People's Republic of China | Goal Judge | | |
| Water Polo, Men(Olympic) | | Match #9 | Greece — Italy | Referee | | |
| Water Polo, Men(Olympic) | | Match #5 | People's Republic of China — Canada | Goal Judge | | |
| Water Polo, Men(Olympic) | | Match #3 | Australia — Italy | Referee | | |
| Water Polo, Men(Olympic) | | Match #1 | Italy — Japan | Goal Judge | | |
| 1988 Summer Olympics | Water Polo (Aquatics) | ESP | | | | Eugeni Asencio | |
| Water Polo, Men(Olympic) | | Match 1/2 | Yugoslavia — United States | Referee | | |
| Water Polo, Men(Olympic) | | Match #2 | United States — Soviet Union | Referee | | |
| Water Polo, Men(Olympic) | | Match #1 | Italy — Soviet Union | Referee | | |
| Water Polo, Men(Olympic) | | Match #4 | Italy — Republic of Korea | Goal Judge | | |
| Water Polo, Men(Olympic) | | Match #8 | Italy — Australia | Referee | | |
| Water Polo, Men(Olympic) | | Match #10 | West Germany — Italy | Referee | | |
| Water Polo, Men(Olympic) | | Match #15 | West Germany — Soviet Union | Goal Judge | | |
| 1992 Summer Olympics | Water Polo (Aquatics) | ESP | | | | Eugeni Asencio | |
| Water Polo, Men(Olympic) | | Match 3/4 | Unified Team — United States | Referee | | |
| Water Polo, Men(Olympic) | | Match #2 | United States — Australia | Referee | | |
| Water Polo, Men(Olympic) | | Match #9 | Unified Team — Australia | Referee | | |
| Water Polo, Men(Olympic) | | Match #11 | Unified Team — United States | Referee | | |
| Water Polo, Men(Olympic) | | Match #13 | Australia — Czechoslovakia | Referee | | |
