I.B.I (Korean: 아이비아이; also stylized as IBI) was a South Korean girl group consisting of five members who previously participated in Mnet's 2016 survival show Produce 101. The group formed and debuted under LOEN Entertainment in 2016 with the single "Molae Molae (몰래몰래)".
The name I.B.I comes from the Korean phrase il-ban-in (일반인), meaning "normal people", but also stands for "I Believe It". The group promotes under LOEN Entertainment, while the members of I.B.I remain under their respective agencies.