Namesakes
Lord William Willoughby
(m) c. 1370-1409 
Shakespearian Characters Richard II
John Willoughby
(m)
Fictional Characters from Books 1811 Sense and Sensibility
Holly Willoughby
(f) 1981-
Notable Actors and Entertainers (presenter)
Sam Willoughby
(m) 1991-
Olympic Medalists 2012 cycling - BMX (silver)