- Name: Kibum Kim (김기범)
- Stage name: Kibum (기범)
- Fan names: Bumki
- Birth place: Busan, South Korea
- Birth date: December 24, 1975
- Part: Bass, composition, and back-up vocal
- Association: PIA
- Kibum married his Japanese fiancée Kotoe Mitsui in Busan, South Korea on January 7th, 2012.
- He assists Yohan with song composition.
- He met Yohan during their mandatory Korean military service.
- Kibum is the shortest member of PIA and also the eldest. He is older than Yohan by three days.