| William McCool | William Cameron McCool |
| William McKinley | William McKinley |
| William Morris | William Morris |
| William Moseley | William Moseley |
| William Murdoch | William McMaster Murdoch |
| William Orbit | William Orbit |
| William Parsons | William Parsons |
| William Penn | William Penn |
| William Peter Blatty | William Peter Blatty |
| William Petty | William Petty FitzMaurice |
| William Pitt il Giovane | William Pitt le Jeune |
| William Ramsay | William Ramsay |
| William Randal Cremer | William Randal Cremer |
| William Rehnquist | William Rehnquist |
| William Robert Grove | William Grove |
| William Rowan Hamilton | William Rowan Hamilton |
| William Saroyan | William Saroyan |
| William Sealy Gosset | William Gosset |
| William Shakespeare | William Shakespeare |
| William Sharpe | William Forsyth Sharpe |
| William Shatner | William Shatner |
| William Smith | William Smith |
| William Somerset Maugham | William Somerset Maugham |
| William Speirs Bruce | William Speirs Bruce |
| William Starke Rosecrans | William Starke Rosecrans |
| William Styron | William Styron |
| William Swainson | William Swainson |
| William Tecumseh Sherman | William Tecumseh Sherman |
| William Thomas | William Isaac Thomas |
| William Thomson | William Thomson |
| William Timothy Gowers | William Timothy Gowers |
| William Turner | Joseph Mallord William Turner |
| William Turner Walton | William Walton |
| William Waddington | William Henry Waddington |
| William Wallace | William Wallace |
| William Welles Hoyt | William Welles Hoyt |
| William Westmoreland | William Westmoreland |
| William Wordsworth | William Wordsworth |
| William Wyler | William Wyler |
| William-Adolphe Bouguereau | William Bouguereau |
| Williams | Williams |
| Willie | Willie |
| Willie Dixon | Willie Dixon |
| Willie Nelson | Willie Nelson |
| Willingen | Willingen |
| Willinghusen | Willinghusen |
| Willington Quay | Willington Quay |
| Willis Haviland Carrier | Willis Haviland Carrier |
| Willis Reed | Willis Reed |
| Willisau | Willisau |
| Willkau-Hasslau | Willkau-Hasslau |
| Willow | Willow |
| Willow Rosenberg | Willow Rosenberg |
| Willy Brandt | Willy Brandt |
| Willy Puchner | Willy Puchner |
| Willy Sagnol | Willy Sagnol |
| Willy Wonka e la fabbrica di cioccolato | Charlie et la chocolaterie |
| Wilma | Wilma |
| Wilma Rudolph | Wilma Rudolph |
| Wilmer Valderrama | Wilmer Valderrama |
| Wilmington | Wilmington |
| Wilsecker | Wilsecker |
| Wilson Fittipaldi | Wilson Fittipaldi |
| Wilson Mills | Wilson Mills |
| Wilson Pickett | Wilson Pickett |
| Wilt Chamberlain | Wilt Chamberlain |
| Wiltshire | Wiltshire |
| Wim Wenders | Wim Wenders |
| WiMAX | Worldwide Interoperability for Microwave Access |
| Wimbledon | Wimbledon |
| Wimmis | Wimmis |
| Wimp | Weakly interacting massive particles |
| Winamp | Winamp |
| WinBoard | XBoard |
| Wincheringen | Wincheringen |
| Winchester | Winchester |
| Winchester Repeating Arms Company | Winchester Repeating Arms Company |
| Wind it Up | Wind It Up |
| Wind Jet | Wind Jet |
| Wind of Change | Wind of Change |
| Windbg | WinDbg |
| Winden | Winden |
| Windhoek | Windhoek |
| Windigo | Windigo |
| Windisch | Windisch |
