三河, meaning "Three_Rivers", may refer to:
Japan Mikawa Province (三河国), a former partition of Japan Mikawa-Anjō Station (三河安城駅)
Mainland China Sanhe, Hebei (三河市), county-level city in Langfang, Hebei Sanhe Subdistrict, Chengdu (三河街道), in Xindu District, Chengdu, Sichuan Towns named Sanhe (三河镇) Sanhe, Feixi County, Anhui Sanhe, Haiyuan County, Ningxia Sanhe, Yilong County, Sichuan Sanhe Township (三河乡) Sanhe Hui Ethnic Township (三河回族乡), Ergun City, Inner Mongolia
See also Sanhe (disambiguation), for topics that are romanised as "Sanhe" but not written in Chinese as "三河".