| Rim Un-sim | |
| Nationality: | North Korean |
| Birth Date: | 5 July 1996 |
| Birth Place: | Pyongyang, North Korea |
| Height: | 1.60 m |
| Weight: | 64.00 kg |
| Country: | North Korea |
| Sport: | Weightlifting |
| Event: | –64 kg |
| Club: | Kigwancha Sports Club |
Rim Un-sim (born 5 July 1996) is a North Korean weightlifter.[1]
She participated at the 2018 World Weightlifting Championships, winning a medal.[2]
Has an older sister Rim Jong-sim who is a weightlifter in 76 kg division.