| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2000 Summer Olympics
|
Hockey |
 NED |
|
|
|
Renée Cohen |
|
|
Hockey, Women
(Olympic)
|
|
Final Round |
Republic of Korea — South Africa |
Umpire 2 |
|
|
|
Hockey, Women
(Olympic)
|
|
Group A |
Argentina — Great Britain |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Group A |
Australia — Argentina |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Group A |
Australia — Republic of Korea |
Umpire 1 |
|
|
|
2004 Summer Olympics
|
Hockey |
NED |
|
|
|
Renée Cohen |
|
|
Hockey, Women
(Olympic)
|
|
Final Round |
Argentina — People's Republic of China |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Group A |
People's Republic of China — Japan |
Umpire 2 |
|
|
|
Hockey, Women
(Olympic)
|
|
Group A |
People's Republic of China — Argentina |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Group B |
Republic of Korea — South Africa |
Umpire 2 |
|
|