RIAM

Riam or RIAM might refer to:


 * APBB1IP, a protein
 * Chao Chom Manda Riam (1770–1837), royal concubine of King Buddha Loetla Nabhalai of Siam
 * Halam tribe, or Riam, various tribes native to Tripura, India
 * Riverside International Automotive Museum, a defunct automotive museum in Riverside, California, U.S.
 * Royal Irish Academy of Music