| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
1980 Summer Olympics
|
Hockey |
 ESP |
|
|
|
Santiago Deó Valera |
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Soviet Union — Poland |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Round-Robin |
India — Poland |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Round-Robin |
Soviet Union — United Republic of Tanzania |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Round-Robin |
Poland — United Republic of Tanzania |
Umpire 1 |
|
|
|
1984 Summer Olympics
|
Hockey |
ESP |
|
|
|
Santiago Deó Valera |
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Pakistan — West Germany |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Semi-Finals |
West Germany — Great Britain |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
New Zealand — Pakistan |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Great Britain — New Zealand |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Pakistan — Canada |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Great Britain — Pakistan |
Umpire 1 |
|
|
|
1988 Summer Olympics
|
Hockey |
ESP |
|
|
|
Santiago Deó Valera |
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Great Britain — West Germany |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Semi-Finals |
Great Britain — Australia |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Great Britain — Republic of Korea |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
West Germany — India |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
India — Republic of Korea |
Umpire 1 |
|
|
|
1992 Summer Olympics
|
Hockey |
ESP |
|
|
|
Santiago Deó Valera |
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Germany — Australia |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Semi-Finals |
Australia — Netherlands |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Germany — India |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Australia — Egypt |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Australia — Germany |
Umpire 2 |
|
|
|
2000 Summer Olympics
|
Hockey |
ESP |
|
|
|
Santiago Deó Valera |
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Netherlands — Republic of Korea |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Semi-Finals |
Netherlands — Australia |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Netherlands — Great Britain |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Germany — Canada |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Germany — Pakistan |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Pakistan — Netherlands |
Umpire 1 |
|
|