| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2012 Summer Olympics
|
Badminton |
 GER |
|
|
|
Mark Speight |
|
|
Singles, Men
(Olympic)
|
|
Quarter-Finals |
Chen Long — Peter Gade |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Group B |
Simon Santoso — Michael Lahnsteiner |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Group M |
Rajiv Ouseph — Henri Hurskainen |
Umpire |
|
|
|
Doubles, Men
(Olympic)
|
|
Group B |
Thailand — Indonesia |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Final Round |
Saina Nehwal — Wang Xin |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round Two |
Yip Pui Yin — Hongyan Pi |
Umpire |
|
|
|
Doubles, Mixed
(Olympic)
|
|
Group B |
Poland — Canada |
Umpire |
|
|
|
Doubles, Mixed
(Olympic)
|
|
Group C |
Indonesia — Republic of Korea |
Umpire |
|
|
|
Doubles, Men
(Olympic)
|
|
Group A |
People's Republic of China — Australia |
Service Judge |
|
|
|
Singles, Women
(Olympic)
|
|
Round Two |
Wang Yihan — Bae Yeon-Ju |
Service Judge |
|
|
|
Singles, Women
(Olympic)
|
|
Group I |
Hongyan Pi — Chloe Magee |
Service Judge |
|
|
|
Singles, Women
(Olympic)
|
|
Group O |
Petya Nedelcheva — Alesia Zaytsava |
Service Judge |
|
|
|
Doubles, Women
(Olympic)
|
|
Group A |
Republic of Korea — People's Republic of China |
Service Judge |
|
|
|
Doubles, Mixed
(Olympic)
|
|
Semi-Finals |
People's Republic of China 2 — Indonesia |
Service Judge |
|
|