Seb Fontaine (born Jean Sebastian Fontaine in 1971) is an English house music DJ. Fontaine had his first DJ gig at Crazy Larry's on the Kings Road, London, but he soon progressed to residency at the Fridge in Brixton in 1989. Having worked at various other clubs in London, he eventually became a resident DJ at one of the UK's largest club nights at Cream, and also went on to feature at its Ibiza nights. In 2000, he joined BBC Radio 1 as a specialist dance DJ, hosting a weekly show, as well as broadcasts from Radio 1 outside broadcasts in Ibiza, leaving in 2003. He has also released a number of records, predominantly mix albums, and acted as a remix producer on tracks including the Outhere Brothers.