| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2004 Summer Olympics
|
Hockey |
 AUS |
|
|
|
David Gentles |
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Great Britain — South Africa |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Germany — Egypt |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
South Africa — Argentina |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Netherlands — New Zealand |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Argentina — India |
Umpire 1 |
|
|
|
2008 Summer Olympics
|
Hockey |
AUS |
|
|
|
David Gentles |
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Germany — Spain |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Semi-Finals |
Germany — Netherlands |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
New Zealand — Republic of Korea |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Belgium — Germany |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Spain — People's Republic of China |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Germany — Spain |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Germany — New Zealand |
Umpire 1 |
|
|
|
2012 Summer Olympics
|
Hockey |
AUS |
|
|
|
David Gentles |
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Germany — Netherlands |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Semi-Finals |
Netherlands — Great Britain |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Germany — Republic of Korea |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Belgium — Republic of Korea |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Netherlands — Germany |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Germany — New Zealand |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Spain — Pakistan |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
South Africa — Great Britain |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Great Britain — Pakistan |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Pakistan — South Africa |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Argentina — South Africa |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Republic of Korea — New Zealand |
Reserve |
|
|