William Joseph Donovan
William Joseph Knight
William Joseph Levada
William Joseph Simmons
William J.P. MacMillan
William Justin Kroll
William J. Worth
William Kamm
William Kapell
William Karel
William Katt
William Keith Brooks
William Kemmler
William Kentridge
William Kidd
William Kim
William King
William Kingdon Clifford
William King Gregory
William King Sebastian
William Kiplagat
William Kirby
William Kitchen Parker
William K.L. Dickson
William Klein
William Knox D’Arcy
William Kring
William Kristol
William Kwong Yu Yeung
William Labov
William Langland
William Larned
William Lassell
William Laud
William Lava
William Law
William Lawes
William Lawrence Bragg
William Leahy
William Le Baron Jenney
William Lederer
William Lee
William Lee Scott
William le Lacheur
William LeMessurier
William Le Queux
William Lescaze
William Leymergie
William Link
William Lloyd Garrison
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