First features by age:
Alejandro G. Inarritu, 37
Ava DuVernay, 38
Ang Lee, 38
Éric Rohmer, 39
Steve McQueen, 39
David Mamet, 40
Lynn Shelton, 40
Ridley Scott, 40
Jacques Tati, 42
Claire Denis, 42
Maurice Pialat, 44
Andrea Arnold, 45
Terry George, 46
Michael Haneke, 47