His father, Ury Ernst Fehr, a geophysicist and marketing executive, was born in Jerusalem, of Ashkenazi Jewish and Sephardi Jewish ancestry (his family is from Germany, Bulgaria, Greece, Turkey, and Serbia). His mother, Gila (Lachmann), a day care supervisor, was born in Kiryat Chaim, Haifa, of Ashkenazi Jewish descent (from the Netherlands and Germany).