HII

HII may refer to:

People

 * Xǔ (surname) (許/许), spelled Hii based on its Hakka or Min Dong pronunciations
 * Hii King Chiong (born 1957), Malaysian businessman
 * Joseph Hii Teck Kwong (born 1965), Malaysian Catholic bishop
 * Mimi Hii (born 1969), British chemist
 * Remy Hii (born c. 1986), Australian actor

Other uses

 * HII, formerly known as Huntington Ingalls Industries, Inc., an American shipbuilder and sole provider of the US Navy's aircraft carrier fleet
 * H-II, a family of Japanese liquid-fueled rockets
 * H-IIA
 * H-IIB
 * H-II Transfer Vehicle, a Japan Aerospace Exploration Agency uncrewed spacecraft
 * H II region, a region of interstellar atomic hydrogen that is ionized
 * Hinduri language, spoken in India
 * Human Influence Index
 * Human Interface Infrastructure, or HII, part of the Unified Extensible Firmware Interface
 * Hydraulics International
 * Islamic and National Revolution Movement of Afghanistan
 * Lake Havasu City Airport, Arizona, United States (IATA code)
 * HII (album), a 1997 album by Japanese producer DJ Honda
 * Hii River