H9

H9, H09 or H-9 can refer to:
* H9 (bus route), a bus route in Suffolk County, New York
* H9 Groveway, a road in the Milton Keynes grid road system
* H-09 (Michigan county highway)
* British NVC community H9, a type of heath community in the
* DSC-H9, a 2007 Sony Cyber-shot H series camera
* Highway H09 (Ukraine), a
* HMS Acasta (H09), a 1929 British Royal Navy A class destroyer
* HMS H9, a 1915 British Royal Navy H class submarine
* HMS Rotherham (H09), a 1942 British Royal Navy R class destroyer
* London Buses route H9
* PRR H9, an American 2-8-0 steam locomotive model
* USS H-9 (SS-152), a 1918 United States Navy H class submarine and also :
* the IATA code for Pegasus Airlines, a Turkey-based airline
* "Halloween" (2007 film), the 9th film in the "Halloween" film series