Xinhai or the Xinhai revolution occurred in the Xinhai year of the sexagenary cycle.

Xinhai may also refer to: Xinhai MRT station Xinhai Constructed Wetland Xinhai Revolution in Xinjiang Xinhai Lhasa turmoil

People with the given name Chang Hsin-hai (1898–1972), Chinese scholar and writer Yang Xinhai (1968–2004), Chinese serial killer

See also Xinhai Geming (disambiguation)