French pop singer, Bulgarian Armenian origin, born August 15, 1944 in Iskretz (Sofia Province) Bulgaria. Eddie Vartan's sister. On April 12, 1965 in Loconville married French rockstar Johnny Hallyday (divorced on November 4, 1980), with whom she has a son David Hallyday, also singer. Johnny Hallyday and Sylvie Vartan were France's "Golden Couple" of their generation. In the 60's, landing in Italy, she immediately won resounding success, and was defined the queen of "yé-yé".