| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2012 Summer Olympics
|
Hockey |
 IRL |
|
|
|
Colin Hutchinson |
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Belgium — Spain |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Pakistan — South Africa |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Germany — Belgium |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
New Zealand — India |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Germany — Netherlands |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
Australia — Great Britain |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Final Round |
New Zealand — Argentina |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Semi-Finals |
Germany — Australia |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Australia — Spain |
Reserve |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Pakistan — Argentina |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Spain — South Africa |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Group A |
Australia — Pakistan |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Netherlands — India |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Belgium — Republic of Korea |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Netherlands — Germany |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Group B |
Netherlands — Republic of Korea |
Video Umpire |
|
|