Namesakes
Emmy Award Winners:
1 actor
(actor) Jon Cryer (a.k.a. Niven) 2012 Two and a Half Men 
Notable Actors and Entertainers:
2 actors
Dirk Bogarde (a.k.a. Niven) 1921-1999
Jon Cryer (a.k.a. Niven) 1965-
Notable Writers:
1 playwright/author
Thornton Wilder (a.k.a. Niven) 1897-1975
Pulitzer Award Winners:
1 literature
(literature) Thornton Wilder (a.k.a. Niven) 1928; 1938; 1943 The Bridge of San Luis Rey; Our Town; The Skin of Our Teeth