Yiyang (益阳市) is a prefecture-level city in Hunan, China
Yiyang may refer to the following locations in China:
Counties Yiyang County, Henan (宜阳县), of Luoyang Prefecture, Henan Yiyang County, Jiangxi (弋阳县), of Shangrao Prefecture, Jiangxi
Subdistricts Yiyang Subdistrict, a subdistrict and the seat of Changning City, Hunan Yiyang Subdistrict, Huangchuan (弋阳街道), a subdistrict of Huangchuan County, Henan
Other Chinese frigate Yiyang (548), a Type 054A frigate