| Karolien Florijn | |
| Nationality: | Dutch |
| Birth Date: | 6 April 1998 |
| Birth Place: | Leiden |
| Father: | Ronald Florijn |
| Mother: | Antje Rehaag |
| Relatives: | Finn Florijn (brother) |
| Country: | Netherlands |
| Sport: | Rowing |
| Event: | Coxless four, eights, single sculls, quadruple sculls |
| Club: | Nereus |
| Show-Medals: | no |
Karolien Florijn (born 6 April 1998) is a Dutch rower. She was a member of the Dutch coxless four, along with Ellen Hogerwerf, Ymkje Clevering and Veronique Meester, that won an Olympic silver medal in Tokyo 2020.[1] [2] The same crew was a three-time European Champion (in 2019, 2020 and 2021) and won a silver medal at the 2019 World Rowing Championships. Florijn returned to the single sculls in 2022, winning the overall World Rowing Cup trophy and winning the gold medal at the European Championships in Munich.[3] [4] She won the single sculls event at the 2024 Paris Summer Olympic Games.
She is the daughter of Ronald Florijn, who won gold at the 1988 Summer Olympics in the double sculls and gold at the 1996 Summer Olympics in the eight and Antje Rehaag, former Olympic rower and 1994 world champion in the German women's eight.[5] [6] One of her brothers, Finn, is also an Olympic rower, and a Paris Summer Olympics gold medalist.[7]