| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2012 Summer Olympics
|
Badminton |
 BAR |
|
|
|
Kelvin Martin |
|
|
Doubles, Men
(Olympic)
|
|
Group B |
Republic of Korea — Poland |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round Two |
Wang Yihan — Bae Yeon-Ju |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Group G |
Tine Rasmussen Baun — Anastasiya Prokopenko |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Group H |
Sayaka Sato — Maja Tvrdy |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Group L |
Li Xuerui — Carolina Marín |
Umpire |
|
|
|
Doubles, Mixed
(Olympic)
|
|
Group B |
Japan — Canada |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Group O |
Taufik Hidayat — Pablo Abián |
Service Judge |
|
|
|
Singles, Men
(Olympic)
|
|
Group M |
Kevin Cordón — Henri Hurskainen |
Service Judge |
|
|
|
Singles, Women
(Olympic)
|
|
Semi-Finals |
Wang Yihan — Saina Nehwal |
Service Judge |
|
|
|
Singles, Women
(Olympic)
|
|
Group I |
Chloe Magee — Hadia Hosny |
Service Judge |
|
|
|
Singles, Women
(Olympic)
|
|
Group M |
Ratchanok Intanon — Telma Santos |
Service Judge |
|
|
|
Doubles, Women
(Olympic)
|
|
Semi-Finals |
Japan — Canada |
Service Judge |
|
|
|
Doubles, Women
(Olympic)
|
|
Group B |
Japan — Singapore |
Service Judge |
|
|
|
Doubles, Women
(Olympic)
|
|
Group D |
Japan — Denmark |
Service Judge |
|
|