Luk or LUK may refer to:

Surname Luk or Loke is the Cantonese romanization of several (but not all) Chinese surnames that are romanized as Lu in Mandarin. It may refer to:

Lu (surname 陆) Lu (surname 禄) Lu (surname 逯) Lu (surname 鹿)

Other uses Luk (band), a Ukrainian band LuK, a Schaeffler Group brand Cincinnati Municipal Lunken Airport, US, IATA airport code Leucadia National, US company, NYSE symbol LUK Internacional, a Spanish distribution and licensing company

See also Gospel of Luke Luc (surname)