| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
1920 Summer Olympics
|
Boxing |
 NED |
|
|
|
J. Ophuyzen |
|
|
Featherweight, Men
(Olympic)
|
|
Match #2 |
Jean Gachet — Philippe Bovy |
Referee |
|
|
|
Featherweight, Men
(Olympic)
|
|
Match #4 |
Edoardo Garzena — Jim Cater |
Referee |
|
|
|
Featherweight, Men
(Olympic)
|
|
Match #1 |
Nick Clausen — Walter Newton |
Referee |
|
|
|
Featherweight, Men
(Olympic)
|
|
Match #6 |
Paul Erdal — Fred Adams |
Referee |
|
|
|
Welterweight, Men
(Olympic)
|
|
Match 1/2 |
Bert Schneider — Alex Ireland |
Referee |
|
|
|
Welterweight, Men
(Olympic)
|
|
Match #1 |
Alex Ireland — William Clark |
Referee |
|
|
|
Welterweight, Men
(Olympic)
|
|
Match #5 |
Bert Schneider — Joe Thomas |
Referee |
|
|
|
Middleweight, Men
(Olympic)
|
|
Match #2 |
Harry Mallin — Moe Herscovitch |
Referee |
|
|
|
Middleweight, Men
(Olympic)
|
|
Match #1 |
Hjalmar Strømme — Martin Olsen |
Referee |
|
|
|
Middleweight, Men
(Olympic)
|
|
Match #3 |
Harry Mallin — Samuel Lagonia |
Referee |
|
|
|
Middleweight, Men
(Olympic)
|
|
Match #4 |
Moe Herscovitch — Bill Bradley |
Referee |
|
|
|
Middleweight, Men
(Olympic)
|
|
Match #3 |
Art Prud'homme — Louis Masson |
Referee |
|
|
|
Light-Heavyweight, Men
(Olympic)
|
|
Match #1 |
Eddie Eagan — Tom Holdstock |
Referee |
|
|
|
Light-Heavyweight, Men
(Olympic)
|
|
Match #2 |
Harry Franks — Louis Piochelle |
Referee |
|
|
|
Light-Heavyweight, Men
(Olympic)
|
|
Match #1 |
Tom Holdstock — Johan Clementz |
Referee |
|
|
|
Heavyweight, Men
(Olympic)
|
|
Match 1/2 |
Ron Rawson — Søren Petersen |
Referee |
|
|
|
Heavyweight, Men
(Olympic)
|
|
Match #1 |
Ron Rawson — Xavier Eluère |
Referee |
|
|
|
Heavyweight, Men
(Olympic)
|
|
Match #2 |
Søren Petersen — William Spengler |
Referee |
|
|
|
Heavyweight, Men
(Olympic)
|
|
Match #3 |
William Spengler — Jean Creusen |
Referee |
|
|