Juk, JuK, or JUK may refer to:

• Juk (Korean food), Korean rice porridge

• Juk language, a Mon–Khmer language spoken in Laos

• JuK, software

• Ukkusissat Heliport (IATA: JUK), in Greenland

• Wapan language (ISO 639-3: juk), a Jukunoid language of Nigeria

See also

• Congee, East Asian rice porridge, pronounced in Cantonese and romanized jook in some Cantonese diasporic communities