Elsa Triolet, born Ella Yourievna Kagan (Russian: Элла Юрьевна Каган) on September 12, 1896 (September 24, 1896 in the Gregorian calendar) in Moscow and died on June 16, 1970 in Saint-Arnoult-en-Yvelines, is a French woman of letters and resistance fighter of Russian origin, born of Jewish parents. The first woman to win the Goncourt Prize, she is also known by the pseudonym Laurent Daniel. She is the sister of Lili Brik and the companion of Louis Aragon.