| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
1984 Summer Olympics
|
Hockey |
 BEL |
|
|
|
Christiane Asselman |
|
|
Hockey, Women
(Olympic)
|
|
Round-Robin |
West Germany — Canada |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Round-Robin |
Netherlands — West Germany |
Umpire 2 |
|
|
|
Hockey, Women
(Olympic)
|
|
Round-Robin |
Canada — Netherlands |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Round-Robin |
Netherlands — Australia |
Umpire 1 |
|
|
|
1988 Summer Olympics
|
Hockey |
BEL |
|
|
|
Christiane Asselman |
|
|
Hockey, Women
(Olympic)
|
|
Semi-Finals |
Australia — Netherlands |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Group A |
Great Britain — Argentina |
Umpire 1 |
|
|
|
1992 Summer Olympics
|
Hockey |
BEL |
|
|
|
Christiane Asselman |
|
|
Hockey, Women
(Olympic)
|
|
Final Round |
Canada — New Zealand |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Group B |
Republic of Korea — New Zealand |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Group B |
Great Britain — New Zealand |
Umpire 2 |
|
|