IKB may refer to:
Science
edit- International Klein Blue, a deep blue hue
- IκB (I-kappa-B), a protein complex
Other uses
edit- IKB Deutsche Industriebank, a German bank
- Ikebukuro Station (JR East station code), Japan
- Isambard Kingdom Brunel (1806–1859), British engineer
- Wilkes County Airport (IATA code), North Carolina, US