| Roles | Referee |
|---|---|
| Sex | Male |
| Full name | Horacio•Servetto |
| Used name | Horacio•Servetto |
| NOC |  Argentina |
| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As | |
|---|---|---|---|---|---|---|---|
| 1972 Summer Olympics | Hockey | ARG |
Horacio Servetto | ||||
| Hockey, Men (Olympic) | Match 1/2 | West Germany — Pakistan | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #2 | Pakistan — India | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #13 | West Germany — Pakistan | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #1 | Netherlands — India | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #10 | Netherlands — Kenya | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #22 | Australia — Poland | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #27 | India — New Zealand | Umpire 1 | ||||
| 1976 Summer Olympics | Hockey | ARG |
Horacio Servetto | ||||
| Hockey, Men (Olympic) | Match 3/4 | Pakistan — Netherlands | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #2 | New Zealand — Netherlands | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #2 | West Germany — New Zealand | Umpire 2 | ||||
| Hockey, Men (Olympic) | Match #5 | Pakistan — West Germany | Umpire 2 | ||||
| Hockey, Men (Olympic) | Match #9 | Pakistan — New Zealand | Umpire 1 | ||||
| 1984 Summer Olympics | Hockey | ARG |
Horacio Servetto | ||||
| Hockey, Men (Olympic) | Match 1/2 | Pakistan — West Germany | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #1 | Pakistan — Australia | Umpire 2 | ||||
| Hockey, Men (Olympic) | Match #3 | India — United States | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #6 | India — Malaysia | Umpire 1 | ||||
| Hockey, Men (Olympic) | Match #9 | Netherlands — Pakistan | Umpire 2 | ||||
| Hockey, Men (Olympic) | Match #12 | Pakistan — Canada | Umpire 1 |
