HBI

HBI may refer to:
 * IATA code "HBI" for Asheboro Regional Airport North Carolina, United States
 * Hamengkubuwono I (also known as Raden Mas Sujana), first rule or Yogyakarta, Java between 1755 and 1792
 * Hanesbrands, an American clothing company
 * Hans-Bredow-Institut, in Hamburg, Germany
 * Heartless Bitches International, a website
 * Horizontal blank interrupt
 * Horizontal blanking interval
 * Host-based intrusion detection system
 * Hot-briquetted iron, a compacted form of direct reduced iron
 * Houston Bible Institute, now the College of Biblical Studies, in Houston, Texas, United States