Namesakes
Dudley Dursley
(m) 
Harry Potter Characters
Dudley Randall
(m) 1914-2000
Notable Writers
Dudley R. Herschbach
(m) 1932-
Nobel Prize Winners 1986 (chemistry)
Dudley Moore
(m) 1935-2002
Notable Actors and Entertainers (comedian/actor)
LaMarr Woodley
(middle name Dudley) (m) 1984-
Notable Athletes (football)