Sébastien Akchoté-Bozović (born 3 February 1981), known mononymously as Sebastian (stylised as SebastiAn), is a French musician, composer, producer, mixer, engineer, vocalist and DJ affiliated with Ed Banger Records. He has worked as a solo electronic musician and as a remixer for bands and singers such as Charlotte Gainsbourg, Daft Punk, Beastie Boys, Bloc Party, and Nero. He has also composed and produced songs for Charlotte Gainsbourg, Katerine, Juliette Armanet, Kavinsky, Frank Ocean, Uffie and Woodkid, and he has composed soundtracks for the films Our Day Will Come, The World Is Yours and Steak (in which he also acted, credited under the name Sebastian Akchoté). Many of his tracks have been used on television and in video games.