IBAC

Ibac is a comics character.

IBAC may refer to:
 * IBAC (cycling team)
 * in-band adjacent-channel
 * Identity-based access control
 * Independent Broad-based Anti-corruption Commission (Victoria)
 * International Business Audit Consulting (IBAC) (Uzbekistan)
 * International Business Aviation Council
 * International Balloon Arts Conference (IBAC)
 * International Bioacoustics Council