8B or VIII-B may refer to: AV-8B Harrier II, an aircraft Stalag VIII-B, a notorious German Army prisoner of war camp near Lamsdorf Caribbean Star Airlines IATA airline designator 8b/10b encoding or 6b/8b encoding, in telecommunications, eight bit words Bone morphogenetic protein 8b Van Biesbroeck 8b, a brown dwarf star WASP-8b, an extrasolar planet discovered in 2008 GCR Class 8B, a class of 25 two-cylinder steam locomotives WNT8B, a protein that in humans is encoded by the WNT8B gene Boeing XF8B, a single-engine aircraft developed by Boeing PDE8B, is an enzyme that in humans is encoded by the PDE8B gene HAT-P-8b, an extrasolar planet Isotta Fraschini Tipo 8B, an Italian luxury car made between 1931 and 1934 Boron-8 (8B), an isotope of boron
See also B8 (disambiguation)