KE, ke, and variations may refer to:

Companies

  • KE Holdings, a Chinese real estate broker
  • Korean Air (IATA airline designator KE)

Language

  • Ke (kana), the romanisation of the Japanese kana け and ケ
  • Small ke (ヶ), a Japanese character, a small form of ke (ケ)
  • Ke (Armenian letter)

People

  • Ke (surname) (kē, 柯), a transliteration of a common Chinese surname
  • Ké, stage name of New York singer/songwriter/actor Kevin Grivois

Places

  • Kenya (ISO 3166 code KE)
  • County Kildare, Ireland
  • Košice, Slovakia

Science and technology

Biology and medicine

  • In toxicology, a Key Event or KE is an element in a chain of biological events (or adverse outcome pathway) that eventually leads to adverse effects.
  • KE family, medical name for a family of Pakistani origin exhibiting a severe speech disorder
  • Kinetic energy penetrator or KE penetrator, a type of ammunition designed to penetrate vehicle armour
  • Elimination rate constant, a value used in pharmacokinetics to calculate the rate at which drugs are removed from the system
  • The Chinese name of Lithocarpus glaber, the Japanese oak, a tree species

Computing and the internet

  • .ke, internet top-level domain for Kenya
  • Knowledge engineering, in computer science and in cognitive science

Physics

  • Coulomb constant (k<sub>e</sub>), in physics
  • Kinetic energy, in physics

Other uses

  • Ke (unit), a traditional Chinese unit of decimal time lasting either 14.4 minutes or 15 minutes
  • Operation Ke, the successful Japanese withdrawal from Guadalcanal in the Second World War
  • The model name for the first generation Mazda CX-5.