H16 or H-16 may refer to:

Transport

* Curtiss H-16, a 1914 American Curtiss Model H flying boat variant * H16 engine, a type of H engine like the Fairey H-16 * HMS ''Daring'' (H16), a 1932 British Royal Navy D Class destroyer * , a World War I British Royal Navy H class submarine * LSWR H16 class, a British LSWR locomotive * Piasecki H-16, a tandem-rotor helicopter

Other uses

* H16, a type of heath community in the British National Vegetation Classification * H16, a Slovak rap group named after the former Hálova 16 elementary school, Majk Spirit is one of their members * H-16 County Highway, an alternative name for Forest Highway 16. * Keratitis, by ICD-10 code {{Letter-Number Combination Disambiguation Ship disambiguation pages