Authors: W
- William L. Swing (1)
- William Labov (10)
- William Lacy Clay, Jr. (9)
- William Lamb Melbourne (3)
- William Lamb, 2nd Viscount Melbourne (13)
- William Landay (22)
- William Lane Craig (28)
- William Langewiesche (7)
- William Langland (3)
- William Lashner (7)
- William Laud (3)
- William Law (23)
- William Lawrence Bragg (3)
- William Lawson (3)
- William Learned Marcy (1)
- William Least Heat-Moon (40)
- William Leith (1)
- William Levada (2)
- William Levitt (2)
- William Levy (9)
- William Lilly (8)
- William Lipscomb (2)
- William Lloyd Garrison (35)
- William Lloyd George, 3rd Viscount Tenby (1)
- William Londen (1)
- William Longgood (1)
- William Loughton Smith (1)
- William Lowe Bryan (1)
- William Lowndes (1)
- William Lucking (5)
- William Lyon Mackenzie (4)
- William Lyon Mackenzie King (37)
- William Lyon Phelps (58)
- William Lyons (1)
- William M Thomas (1)
- William M. Bulger (1)
- William M. Daley (4)
- William M. Evarts (4)
- William M. Kelso (1)
- William MacDonald (2)
- William Mace (1)
- William Mackergo Taylor (2)
- William Macneile Dixon (8)
- William Magee (2)
- William Maginn (2)
- William Makepeace Thackeray (191)
- William Manchester (22)
- William Mapother (10)
- William Marsh (2)
- William Martin (7)