| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2012 Summer Olympics
|
Table Tennis |
 PHI |
|
|
|
Rachel Ramos |
|
|
Singles, Women
(Olympic)
|
|
Quarter-finals |
Feng Tianwei — Kim Gyeong-A |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round Three |
Kim Gyeong-A — Liu Jia |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round Three |
Park Mi-Yeong — Georgina Póta |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round One |
Tetiana Sorochynska-Bilenko — Paula Medina |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Preliminary Round |
Carol Kumahara — Yasmin Farah Hassan |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Semi-finals |
Zhang Jike — Dimitrij Ovtcharov |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Two |
Kim Hyok-Bong — Soumyajit Ghosh |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Two |
Zhiwen He — Zengyi Wang |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round One |
Jean-Michel Saive — Marko Jevtović |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round One |
Luis Lin — Kim Song-Nam |
Umpire |
|
|
|
Team, Men
(Olympic)
|
|
Final Round |
People's Republic of China — Republic of Korea |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Quarter-finals |
Singapore — Democratic People's Republic of Korea |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Republic of Korea — Brazil |
Umpire |
|
|