Hud or HUD may refer to:

• Hud (1963 film), a 1963 film starring Paul Newman
• Hud (1986 film), a 1986 Norwegian film
• HUD (TV program), or Heads Up Daily, a Canadian e-sports television program

• Hud, Fars, Iran
• Hud, Kohgiluyeh and Boyer-Ahmad, Iran
• Hongkong United Dockyards, a dockyard in Hong Kong

• Head-up display, a visual display technology for airplanes, cars and others
  • Heads-up display (video games), a method of visually representing information in video games
• United States Department of Housing and Urban Development, a division of the U.S. federal government
• Hubble Ultra-Deep Field

• Hud (prophet), an Islamic prophet whom some identify with Eber
• Hud (sūrah), the eleventh chapter of the Qur'an, which contains an account of the prophet Hud
• HuD (protein), a human gene, an RNA-binding protein
• nickname of Haydn Hud Rickit (born 1951), New Zealand former rugby union player
• HUD, IATA airport code of Humboldt Municipal Airport (Iowa)