| Birth Date: | 25 October 1881 |
| Birth Place: | Stuttgart, German Empire |
| Death Place: | Stuttgart, West Germany |
Julius Frey (25 October 1881 – 28 August 1960) was a German swimmer who competed in the Swimming at the 1900 Summer Olympics. He was a member of the German swimming team, which won the gold medal at the Paris event. He also competed in the 200 metre freestyle event and finished eighth.[1]