| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2020 Summer Olympics
|
Table Tennis |
 SGP |
|
|
|
Christabel Koh |
|
|
Singles, Men
(Olympic)
|
|
Final Round |
Dimitrij Ovtcharov — Lin Yun-Ju |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Four |
Fan Zhendong — Marcos Freitas |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Three |
Lin Yun-Ju — Anton Källberg |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Three |
Dimitrij Ovtcharov — Kirill Skachkov |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Three |
Chuang Chih-Yuan — Wong Chun Ting |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Two |
Emmanuel Lebesson — Andrej Gaćina |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Round Two |
Bojan Tokič — Tomislav Pucar |
Umpire |
|
|
|
Team, Men
(Olympic)
|
|
Final Round |
People's Republic of China — Germany |
Umpire |
|
|
|
Team, Men
(Olympic)
|
|
Final Round |
People's Republic of China — Germany |
Umpire |
|
|
|
Team, Men
(Olympic)
|
|
Final Round |
Fan Zhendong — Dimitrij Ovtcharov |
Umpire |
|
|
|
Team, Men
(Olympic)
|
|
Final Round |
Ma Long — Timo Boll |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Quarter-Finals |
Mima Ito — Jeon Ji-Hui |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round Two |
María Xiao — Minnie Soo |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round One |
Manika Batra — Tin-Tin Ho |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Round One |
Offiong Edem — Dóra Madarász |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Preliminary Round |
Juan Liu — Funke Oshonaike |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Quarter-Finals |
Japan — Chinese Taipei |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Quarter-Finals |
Japan — Chinese Taipei |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Quarter-Finals |
Mima Ito — Cheng I-Ching |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Quarter-Finals |
Miu Hirano — Chen Szu-Yu |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Japan — Hungary |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Japan — Hungary |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Mima Ito — Dóra Madarász |
Umpire |
|
|
|
Team, Women
(Olympic)
|
|
Round One |
Miu Hirano — Szandra Pergel |
Umpire |
|
|
|
Doubles, Mixed
(Olympic)
|
|
Semi-Finals |
People's Republic of China — France |
Umpire |
|
|
|
Doubles, Mixed
(Olympic)
|
|
Round One |
Republic of Korea — Egypt |
Umpire |
|
|