Johan Gielen (Dutch pronunciation: [ˈjoːɦɑŋ ˈɣilə(n)];[a] born 23 February 1968) is a trance musician, DJ, and remixer.

[2] Johan started DJing at the age of 17 in his home country of Belgium, and during the latest 15 years has built up an international fame spinning as a DJ in Japan, Australia, Germany, Spain, Netherlands, Belgium, England, Northern Ireland, Israel,[3] North Cyprus and now also as resident DJ at Club Gorgeous in Copenhagen, Denmark.

Johan and Sven are behind European smash hits from Airscape, Balearic Bill, Des Mitchell, Abnea, Svenson & Gielen.

Furthermore, they are well known for their remixing skills which can be heard on productions by Chicane, Delerium, Vengaboys, Tiësto, Scooter, Boy George a.o.

After nearly two years of warming up the Saturday night party people by broadcasting his weekly radio show "Lift Off" on ID&T, he decided to leave the station in favor of Fresh FM where he hosts a weekly show called "In Session" every Saturday from 21:00 to 23:00 CET.