| Sandra Völker | |
| Fullname: | Sandra Völker |
| Strokes: | Freestyle, butterfly and backstroke |
| Club: | Sport Gemeinschaft Hamburg |
| Birth Date: | 1974 4, df=yes |
| Birth Place: | Lübeck, Schleswig-Holstein, West Germany |
| Height: | 1.8m (05.9feet) |
Sandra Völker (born 1 April 1974) is a retired freestyle and backstroke swimmer from Germany, who won a total number of three (one silver, two bronze) medals at the 1996 Summer Olympics in Atlanta, United States. There she made her second Olympic appearance. Völker competed in four Olympics, making her debut in Barcelona, Spain in 1992.