Namesakes
Notable Actors and Entertainers:
1 actor, 1 entertainer/actor, 1 magician
Will Rogers (a.k.a. Penn) 1879-1935 
Penn Jillette 1955-
Penn Badgley 1986-
Notable Writers:
1 author/poet
Robert Penn Warren 1905-1989
Pulitzer Award Winners:
1 literature
(literature) Robert Penn Warren 1947 All the King's Men