Tongyang

Tongyang or Tong Yang may refer to:
 * Tongyang Group, South Korean conglomerate
 * Tongyang Confectionery, former name of Orion Confectionery, South Korean company formerly owned by the Tongyang Group
 * Tongyang Daegu Orions, former name of Goyang Orions, South Korean basketball team formerly owned by the Tongyang Group
 * Tongyang Broadcasting Company, South Korean television station owned by Samsung founder Lee Byung-chul
 * Tongyang Cup, international Go competition
 * Tong Yang Moolsan, South Korean tractor manufacturer
 * Tongyang, Hubei (通羊镇), town in and the seat of Tongshan County, Hubei, China
 * Tongyang, Jiangsu (潼阳镇), town in Shuyang County, Jiangsu, China