Tonghe may refer to:
Tonghe (983–1012), era name used by Emperor Shengzong of Liao
Places in China Tonghe County, Heilongjiang Tonghe Town, Heilongjiang Tonghe, Guangxi, in Pingnan County, Guangxi Tonghe Township, Tanghe County, Henan Tonghe Subdistrict, Guangzhou, Guangdong Tonghe Subdistrict, Pingdu, Shandong