| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2012 Summer Olympics
|
Table Tennis |
 CAN |
|
|
|
Norman Tang |
|
|
Singles, Women
(Olympic)
|
|
Round Four |
Ding Ning — Jiang Huajun |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round Three |
Wang Yuegu — Yi Fang Xian |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round Two |
Marharyta Pesotska — Sara Ramírez |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round Two |
Georgina Póta — Yuan Tian |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round One |
Joanna Parker — Carol Kumahara |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Preliminary Round |
Funke Oshonaike — Neda Shahsavari |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Semi-finals |
Wang Hao — Chuang Chih-Yuan |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Four |
Zhang Jike — Uladzimir Samsonau |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Three |
Zhang Jike — Bora Vang |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round One |
William Henzell — Ádám Pattantyús |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Final Round |
People's Republic of China — Japan |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Quarter-finals |
People's Republic of China — Netherlands |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Germany — Australia |
Umpire |
|
|