Kristian Luuk's parents come from Estonia, and the first few years in Sweden the family lived in Sätra in Stockholm, but in 1970 the family moved to Skärholmen. His father worked for IBM, and during three years in the end of the 1970s the family lived in California, USA. Luuk studied at Estniska skolan in Stockholm, and his high school studies were conducted at Åva gymnasium in Täby. He studied civil-economy at Handelshögskolan in Stockholm, there he started getting involved in the students-radio and local radio.