- Stage Name : RM (Changed from Rap Monster)
- Real name: Kim Nam-Joon
- Birthday: September 12, 1994
- Zodiac Sign: Virgo
- Birthplace: Ilsan-gu, South Korea
- Height: 181 cm (5’11”)
- Weight: 67 kg (147 lbs)
- Blood Type: A
- Chinese Zodiac: Dog
- Position(s): Leader, Main Rapper
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