KMB is the largest franchised bus operator in Hong Kong.
KMB may also refer to:
- Kill Me Baby, an anime series
- KMB Jazz, a record label
- Kimberly-Clark Corporation, an American personal care corporation
- Kotak Mahindra Bank, a private sector bank in India
- Konferensi Meja Bundar, the 1949 Dutch–Indonesian Round Table Conference that ended with Dutch recognition of Indonesian independence