Who was the youngest winner of the Pulitzer prize for drama?

In 1927, Sidney Kingsley (born Kirschner) became the youngest playwright to win a Pulitzer Prize for drama at age 27 for his three-act play, Men in White.

The five youngest Pulitzer Prize winners in Drama:

1. Sidney Kingsley, 1934, age 27
2. Beth Henley, 1981, age 29
3. David Auburn, 2001, age 31
4. Eugene O'Neill, 1920, age 32
5. William Saroyan, 1940, age 32