Man Bai
- Born
- 30 November 1967 (58 years)
- Place of birth
- Johor Bahru, Johor, Malaysia
- Gender
- Male
Abdul Rahman bin Osman or known by his stage name Man Bai (born30 November 1967)is a Malaysian rock singer since the 1980's. He was the vocalist for the group band Gersang.
