Qiantang may refer to:
Qiantang River in eastern China Qiantang, Chongqing, a town in Chongqing, China Qiantang, Guangdong, a town in Zhanjiang, Guangdong, China Qiantang District, a county-level city in Hangzhou, Zhejiang, China
Former places Hangzhou, a city on the Qiantang River in Zhejiang, China, formerly known as Qiantang County Hang Prefecture, a prefecture around modern Hangzhou, briefly known as Qiantang Prefecture during Wuyue (907–978)
See also Qian Tang (born 1950), Assistant-Director General for Education at UNESCO