| Cathrine Gjerpen | |
| Birth Date: | 18 September 1987 |
| Birth Place: | Oslo, Norway |
| Nationality: | Norwegian |
| Sport: | Sailing |
| Club: | Royal Norwegian Yacht Club |
Cathrine Margrethe Gjerpen (born 18 September 1987) is a Norwegian sailor. She was born in Oslo, and represents the Royal Norwegian Yacht Club. She competed at the 2008 Summer Olympics in Beijing, where she placed 28th in the Laser Radial class.[1]