| Olga Oelkers | |
| Birth Date: | 21 May 1887 |
| Birth Place: | Berlin, German Empire |
| Death Place: | Frankfurt, West Germany |
| Sport: | Fencing |
| Event: | Foil |
| Club: | FC Offenbach |
| Show-Medals: | yes |
Olga Oelkers (21 May 1887 – 10 January 1969) was a German foil fencer. She competed at the 1928 and 1936 Olympics and won a bronze medal in 1928, behind her teammate Helene Mayer who won gold. At the European championships Oelkers won a team gold medal in 1936, a silver in 1934, and a bronze in 1935. After retiring from fencing Oelkers became a housewife and raised five children.[1]