| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As |  | 
| 1992 Summer Olympics | Tennis |  ESP |  |  |  | Javier Moreno-Pérez |  | 
|  | Singles, Men
(Olympic) |  | Match #1 | Marc Rosset — Goran Ivanišević | Chair Umpire |  |  | 
|  | Doubles, Men
(Olympic) |  | Match 1/2 | Germany — South Africa | Chair Umpire |  |  | 
|  | Doubles, Women
(Olympic) |  | Match #4 | United States — South Africa | Chair Umpire |  |  | 
| 1996 Summer Olympics | Tennis |  ESP |  |  |  | Javier Moreno-Pérez |  | 
|  | Singles, Men
(Olympic) |  | Match #2 | Leander Paes — Renzo Furlan | Chair Umpire |  |  | 
| 2000 Summer Olympics | Tennis |  ESP |  |  |  | Javier Moreno-Pérez |  | 
|  | Singles, Men
(Olympic) |  | Match #2 | Tommy Haas — Max Mirny | Chair Umpire |  |  | 
|  | Singles, Men
(Olympic) |  | Match #2 | Roger Federer — Mikael Tillström | Chair Umpire |  |  | 
|  | Singles, Men
(Olympic) |  | Match #16 | Guga Kuerten — Rainer Schüttler | Chair Umpire |  |  | 
|  | Singles, Men
(Olympic) |  | Match #15 | Arnaud Clément — Greg Rusedski | Chair Umpire |  |  | 
|  | Singles, Men
(Olympic) |  | Match #19 | Daniel Nestor — Barry Cowan | Chair Umpire |  |  | 
|  | Doubles, Men
(Olympic) |  | Match #8 | The Bahamas — United States | Chair Umpire |  |  | 
|  | Singles, Women
(Olympic) |  | Match #12 | Yelena Dementyeva — Mirka Vavrinec | Chair Umpire |  |  | 
|  | Doubles, Women
(Olympic) |  | Match #2 | Netherlands — Belarus | Chair Umpire |  |  | 
|  | Doubles, Women
(Olympic) |  | Match #5 | Argentina — Italy | Chair Umpire |  |  | 
| 2004 Summer Olympics | Tennis |  ESP |  |  |  | Javier Moreno-Pérez |  | 
|  | Singles, Men
(Olympic) |  | Match #2 | Taylor Dent — Ivan Ljubičić | Chair Umpire |  |  | 
|  | Singles, Men
(Olympic) |  | Match #6 | Ivo Karlović — Arnaud Clément | Chair Umpire |  |  | 
|  | Doubles, Men
(Olympic) |  | Match 3/4 | Croatia — India | Chair Umpire |  |  | 
|  | Doubles, Men
(Olympic) |  | Match #6 | Zimbabwe — Brazil | Chair Umpire |  |  | 
|  | Singles, Women
(Olympic) |  | Match #1 | Justine Henin-Hardenne — Mary Pierce | Chair Umpire |  |  | 
|  | Doubles, Women
(Olympic) |  | Match #7 | People's Republic of China 2 — Switzerland | Chair Umpire |  |  |