KB, kB or kb may stand for:
Businesses and organizations
editBanks
edit- KB Kookmin Bank, South Korea
- Kaupthing Bank, Iceland
- Komerční banka, Czech Republic
- Kasikornbank, Thailand
- Karafarin Bank, Iran
Libraries
edit- National Library of Sweden (Swedish: Kungliga biblioteket)
- National Library of the Netherlands (Dutch: Koninklijke Bibliotheek)
Sport
edit- Kalix BF, a Swedish bandy club
- Kjøbenhavns Boldklub, a sports club, Copenhagen, Denmark
Other businesses and organizations
editPeople
edit- Kevin Bartlett (Australian rules footballer) (born 1947)
- KB (rapper) (born 1988), Kevin Elijah Burgess
- KB Killa Beats (born 1983), Zambian record producer
- Kobe Bryant (1978–2020), American basketball player
Science and technology
editBiology
edit- Kilo-base pair (kb or kbp), length of D/RNA molecule
Computing
edit- Kilobit (kb), 1,000 bits
- Kilobyte (kB), 1,000 bytes
- Knowledge base
- Microsoft Knowledge Base ID prefix
Vehicles
edit- KB series, International Harvester trucks
- Isuzu Faster or KB, a pickup truck
- Isuzu D-Max or KB, a pickup truck
- NZR KB class, a New Zealand steam locomotive
Other uses in science and technology
edit- Boltzmann constant, k or kB
- Base dissociation constant Kb
- Ebullioscopic constant Kb, relating molality to boiling point elevation
- Kauri-butanol value Kb, a measure of solvent performance
Other uses
edit- King's Buildings, a University of Edinburgh campus
- Knowledge Bowl, a quiz competition
- Former Knight Companion of the Order of the Bath
- Kuala Belait, a town in Brunei
- Kota Bharu, a city in Kelantan, Malaysia
- WWKB, or KB Radio 1520
- A slang name for marijuana