| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
1984 Summer Olympics
|
Hockey |
 CAN |
|
|
|
Margaret Lanning |
|
|
Hockey, Women
(Olympic)
|
|
Round-Robin |
Australia — New Zealand |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Round-Robin |
United States — New Zealand |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Round-Robin |
West Germany — New Zealand |
Umpire 1 |
|
|
|
1988 Summer Olympics
|
Hockey |
CAN |
|
|
|
Margaret Lanning |
|
|
Hockey, Women
(Olympic)
|
|
Final Round |
Argentina — United States |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Group A |
Great Britain — Argentina |
Umpire 2 |
|
|
|
Hockey, Women
(Olympic)
|
|
Group A |
Great Britain — United States |
Umpire 2 |
|
|
|
1992 Summer Olympics
|
Hockey |
CAN |
|
|
|
Margaret Lanning |
|
|
Hockey, Women
(Olympic)
|
|
Final Round |
Australia — Netherlands |
Umpire 2 |
|
|
|
Hockey, Women
(Olympic)
|
|
Group B |
Netherlands — New Zealand |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Group B |
Great Britain — New Zealand |
Umpire 1 |
|
|
|
1996 Summer Olympics
|
Hockey |
CAN |
|
|
|
Margaret Lanning |
|
|
Hockey, Women
(Olympic)
|
|
Round-Robin |
Republic of Korea — Great Britain |
Umpire 1 |
|
|
|
Hockey, Women
(Olympic)
|
|
Round-Robin |
United States — Republic of Korea |
Umpire 2 |
|
|
|
Hockey, Women
(Olympic)
|
|
Round-Robin |
Netherlands — Germany |
Umpire 2 |
|
|
|
Hockey, Women
(Olympic)
|
|
Round-Robin |
Argentina — Republic of Korea |
Umpire 2 |
|
|