| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2012 Summer Olympics
|
Hockey |
 POL |
|
|
|
Marcin Grochal |
|
|
Hockey, Men
(Olympic)
|
|
Match 9/10 |
New Zealand — Argentina |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #1 |
Australia — South Africa |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #6 |
Pakistan — Argentina |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #13 |
Netherlands — Republic of Korea |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match 5/6 |
Belgium — Spain |
Reserve |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #7 |
Netherlands — New Zealand |
Reserve |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #8 |
Germany — India |
Reserve |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #12 |
Netherlands — Germany |
Reserve |
|
|
|
2016 Summer Olympics
|
Hockey |
POL |
|
|
|
Marcin Grochal |
|
|
Hockey, Men
(Olympic)
|
|
Match #1 |
Argentina — Germany |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #3 |
Netherlands — Australia |
Reserve |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #3 |
Spain — Brazil |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #4 |
Great Britain — New Zealand |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #9 |
Belgium — Australia |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #11 |
Australia — Great Britain |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #13 |
Spain — Great Britain |
Reserve |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #15 |
Australia — Brazil |
Reserve |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #5 |
Germany — India |
Reserve |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #10 |
Netherlands — India |
Reserve |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #12 |
Argentina — Germany |
Reserve |
|
|
|
2020 Summer Olympics
|
Hockey |
POL |
|
|
|
Marcin Grochal |
|
|
Hockey, Men
(Olympic)
|
|
Match 1/2 |
Belgium — Australia |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #2 |
Australia — Germany |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #2 |
Australia — Netherlands |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #4 |
India — Great Britain |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #4 |
Australia — India |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #8 |
India — Spain |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #11 |
Australia — New Zealand |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #1 |
Belgium — Netherlands |
Umpire 1 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #2 |
Great Britain — South Africa |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #6 |
Great Britain — Canada |
Umpire 2 |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #7 |
Germany — Great Britain |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #12 |
Netherlands — Great Britain |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #14 |
Germany — Netherlands |
Umpire 1 |
|
|
|
2024 Summer Olympics
|
Hockey |
POL |
|
|
|
Marcin Grochal |
|
|
Hockey, Men
(Olympic)
|
|
Match #3 |
India — New Zealand |
Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #6 |
Great Britain — South Africa |
Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #6 |
Argentina — India |
Video Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #9 |
Belgium — Australia |
Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #12 |
Argentina — Ireland |
Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #14 |
South Africa — France |
Umpire |
|
|
|
Hockey, Men
(Olympic)
|
|
Match #4 |
Germany — Argentina |
Reserve Umpire |
|
|
|
Hockey, Women
(Olympic)
|
|
Match #8 |
Great Britain — South Africa |
Reserve Umpire |
|
|
