| Roles | Competed in Olympic Games • Non-starter |
|---|---|
| Sex | Male |
| Full name | Louis Albert Armand Etienne•Delaunoij |
| Used name | Louis•Delaunoij |
| Born | 3 March 1879 in Amsterdam, Noord-Holland (NED) |
| Died | 29 October 1947 in Bussum, Noord-Holland (NED) |
| NOC | Netherlands |
| Medals | OG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 1 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1920 Summer Olympics | Fencing | NED |
Louis Delaunoij | |||
| Épée, Individual, Men (Olympic) | =7 p4 r1/4 | |||||
| Sabre, Team, Men (Olympic) | Netherlands | 3 | Bronze | |||
| 1924 Summer Olympics | Fencing | NED |
Louis Delaunoij | |||
| Épée, Team, Men (Olympic) | Netherlands |