MMH

MMH may refer to:


 * Monomethylhydrazine, CH3N2H3, a chemical
 * Mammoth Yosemite Airport. IATA code
 * Mackay Memorial Hospital, Taipei, Taiwan
 * Multilinear Modular Hashing, a computer yt Ty f uu r  uu r  uu uu gf IT
 * Manual material handling
 * Mark McHugh, a Gaelic footballer
 * Martin McHugh (Gaelic ifootballer), a Gaelic footballer