| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
1992 Summer Olympics
|
Hockey |
 GER |
|
|
|
Richard Wolter |
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Argentina — Egypt |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Classification Round 5-8 |
Great Britain — New Zealand |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Pakistan — Malaysia |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Spain — Malaysia |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Pakistan — Netherlands |
Umpire 2 |
|
|
|
1996 Summer Olympics
|
Hockey |
GER |
|
|
|
Richard Wolter |
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Republic of Korea — Pakistan |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Semi-Finals |
Spain — Australia |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Great Britain — Netherlands |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Republic of Korea — South Africa |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Australia — Malaysia |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Australia — Great Britain |
Umpire 2 |
|
|
|
2000 Summer Olympics
|
Hockey |
GER |
|
|
|
Richard Wolter |
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
India — Argentina |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Spain — Canada |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
India — Argentina |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Argentina — Republic of Korea |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Australia — Republic of Korea |
Umpire 2 |
|
|