H8

H8, H08 or H-8 may stand for:
 * H-8 bomber, a 1970s Chinese military aircraft
 * H8 Family, a 1990s large family of 8-bit and 16-bit microcontrollers made by Hitachi (Renesas Technology)
 * H08 microcontroller from Hycon Technology
 * H-8 (film), a 1958 Yugoslav movie
 * H-8, a sector in Islamabad, Pakistan
 * H8 Standing Way, a road in Milton Keynes grid road system
 * British NVC community H8, a type of heath community in the British National Vegetation Classification
 * Hagström H8, the world's first massproduced eight stringed bass guitar.
 * Haval H8, a Chinese mid-size SUV
 * Highway H08 (Ukraine), a road in Ukraine
 * Heathkit H-8, a 1977 home computer kit
 * HMS H8, a 1915 British Royal Navy H class submarine
 * HMS Eclipse (H08), a 1934 E class destroyer of the Royal Navy
 * PRR H8, an American 2-8-0 steam locomotives model
 * C&O H-8 "Allegheny" steam locomotive, of the Whyte notation 2-6-6-6
 * USS H-8 (SS-151), a 1918 United States Navy submarine
 * H8, flat-eight engine

H8 may also represent:
 * The airline code for Dalavia airline
 * the internet slang for "hate"
 * a robot villain in Magnus, Robot Fighter - the chief of police for North Am, he lived up to his name, as he really hated humans
 * a supercomputer used by NASA
 * Halloween 8, a horror film abbreviated to H8
 * California Proposition 8 (2008)