Roles | Competed in Olympic Games |
---|---|
Sex | Male |
Full name | Jacobus Cornelius "Ko"•Janssens |
Used name | Ko•Janssens |
Born | 20 December 1889 in Rotterdam, Zuid-Holland (NED) |
Died | 21 August 1970 in Epe, Gelderland (NED) |
NOC | ![]() |
Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
---|---|---|---|---|---|---|
1920 Summer Olympics | Boxing | ![]() |
Ko Janssens | |||
Lightweight, Men (Olympic) | =9 |