Isabelle Huppert
70s - Violette
80s - Story of Women; Loulou (tie)
90s - La Ceremonie aka A Judgement in Stone
00s - The Piano Teacher

Catherine Deneuve
60s - Umbrellas of Cherbourg; Belle de Jour (tie)
70s - Tristana
90s - Indochine; My Favorite Season (tie)
00s - Dancer in the Dark