| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Female | |
| Full name | Helga Iñgrid Maria•Diederichsen Schöndube (-de Stallard, -de Cloyd) | |
| Used name | Helga•Diederichsen | |
| Born | 22 September 1930 in Ciudad de México (Mexico City), Ciudad de México |  MEX |
| Died | 17 May 2005 (aged 74 years 7 months 25 days) in Berlin, Berlin |  GER |
| NOC | Mexico | MEX |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1948 Summer Olympics | Swimming (Aquatics) | MEX |
Helga Diederichsen | |||
| 200 metres Breaststroke, Women (Olympic) | 21 |
