ALAC

ALAC may refer to:


 * Alcohol Advisory Council of New Zealand, autonomous Crown entity for promoting alcohol moderation
 * Aluminium acetate (AlAc), a number of different salts of aluminum with acetic acid
 * Apple Lossless Audio Codec, an audio coding format
 * Artificial Limb & Appliance Centres, facilities managed by the NHS Wales organisation Artificial Limb & Appliance Service
 * At-Large Advisory Committee, an advisory committee to ICANN