| William Henry Bragg | William Henry Bragg |
| William Henry Harrison | William Henry Harrison |
| William Henry Pickering | William Henry Pickering |
| William Herschel | William Herschel |
| William Holden | William Holden |
| William Howard Taft | William Howard Taft |
| William Huggins | William Huggins |
| William Hurt | William Hurt |
| William Huskisson | William Huskisson |
| William Hyde Wollaston | William Hyde Wollaston |
| William I | Willem I |
| William I of Aquitaine | Willem I van Aquitanië |
| William I of England | Willem de Veroveraar |
| William I of Montferrat | Willem van Oranje |
| William I of Normandy | Willem I van Normandië |
| William I of Provence | Willem I van Provence |
| William I of Scotland | Willem I van Schotland |
| William I of Sicily | Willem I van Sicilië |
| William I of the Netherlands | Willem I der Nederlanden |
| William I of Württemberg | Willem I van Württemberg |
| William II | Willem II |
| William II de la Marck | Willem II van der Marck Lumey |
| William II of Aquitaine | Willem II van Aquitanië |
| William II of Dampierre | Willem II van Dampierre |
| William II of England | Willem II van Engeland |
| William II of Holland | Willem II van Holland |
| William II of Provence | Willem II van Provence |
| William II of Sicily | Willem II van Sicilië |
| William II of the Netherlands | Willem II der Nederlanden |
| William II of Villehardouin | Willem II van Villehardouin |
| William II of Württemberg | Willem II van Württemberg |
| William II Sánchez of Gascony | Willem II van Engeland |
| William III | Willem III |
| William III of Aquitaine | Willem III van Aquitanië |
| William III of Dampierre | Willem II van Vlaanderen |
| William III of England | Willem III van Oranje-Nassau |
| William III of Ponthieu | Willem I van Ponthieu |
| William III of Provence | Willem III van Provence |
| William III of Sicily | Willem III van Sicilië |
| William III of the Netherlands | Willem III van Nederland |
| William III of Toulouse | Willem III van Toulouse |
| William Inge | William Inge |
| William Iron Arm | Willem I van Apulië |
| William IV | Willem IV |
| William IV of Aquitaine | Willem IV van Aquitanië |
| William IV of Ponthieu | Willem II van Ponthieu |
| William IV of Provence | Willem IV van Provence |
| William IV of the United Kingdom | Willem IV van het Verenigd Koninkrijk |
| William IV of Toulouse | Willem IV van Toulouse |
| William IX of Aquitaine | Willem IX van Aquitanië |
| William James | William James |
| William James Sidis | William James Sidis |
| William Jennings Bryan | William Jennings Bryan |
| William Jones | William Jones |
| William Joyce | William Joyce |
| William Kamm | Tegenpaus Petrus II Romanus |
| William Kemmler | William Kemmler |
| William Kidd | William Kidd |
| William Langland | William Langland |
| William Lassell | William Lassell |
| William Lawrence Bragg | William Lawrence Bragg |
| William Levada | William Levada |
| William Livingston | William Livingston |
| William Makepeace Thackeray | William Makepeace Thackeray |
| William McKinley | William McKinley |
| William McMaster Murdoch | William MacMaster Murdoch |
| William Miller | William Miller |
| William Morris | William Morris |
| William Moseley | William Moseley |
| William Murphy | William Murphy |
| William of Blois | Willem I van Boulogne |
| William of Brandenburg | Wilhelm van Pruisen |
| William of Gellone | Willem met de Hoorn |
| William of Moerbeke | Willem van Moerbeke |
| William of Occam | Willem van Ockham |
| William of Ockham | Willem van Ockham |
| William of Orange | Willem van Oranje |
| William of Poitiers | Willem IX van Aquitanië |
| William of Rubruck | Willem van Rubroeck |
| William Orbit | William Orbit |
| William Patrick Hitler | William Patrick Hitler |
| William Penn | William Penn |
| William Petersen | William Petersen |
| William Pitt the Younger | William Pitt de Jongere |
| William Quantrill | William Quantrill |
| William Ramsay | William Ramsay |
| William Reddington Hewlett | William Hewlett |
| William Rehnquist | William Rehnquist |
| William Robert Grove | William Grove |
| William Ross Ashby | William Ross Ashby |
| William Rowan Hamilton | William Hamilton |
| William Shakespeare | William Shakespeare |
| William Shatner | William Shatner |
| William Shepherd | William Shepherd |
| William Shockley | William Shockley |
| William Smith | William Smith |
| William Somerset Maugham | William Somerset Maugham |
| William Stanley Jevons | William Stanley Jevons |
| William Stokoe | William Stokoe |
| William Styron | William Styron |
| William Tell | Willem Tell |
| William the Conqueror | Willem de Veroveraar |
| William the Silent | Willem van Oranje |
| William Thomson | William Thomson |
| William Tubman | William Tubman |
| William Turner | William Turner |
| William V | Willem V |
| William V of Aquitaine | Willem V van Aquitanië |
| William VI of Aquitaine | Willem VI van Aquitanië |
| William VII of Aquitaine | Willem VII van Aquitanië |
| William VII the Young of Auvergne | Willem VII van Auvergne |
| William VIII of Aquitaine | Willem VIII van Aquitanië |
| William VIII of Montferrat | Willem VIII van Monferrato |
| William Wallace | William Wallace |
| William Walton | William Walton |
| William Westmoreland | William Westmoreland |
| William Wordsworth | William Wordsworth |
| William Wyler | William Wyler |
| William X of Aquitaine | Willem X van Aquitanië |
| William-Adolphe Bouguereau | William-Adolphe Bouguereau |
| Williams | Williams |
| Williams County | Williams County |
| Williams syndrome | Williams-syndroom |
| Williamson County | Williamson County |
| Willibrord | Willibrord |
| Willich | Willich |
| Willie Dixon | Willie Dixon |
| Willie Nelson | Willie Nelson |
| willing | bereid |
