| William Grove | William Robert Grove |
| William Hamilton | William Hamilton |
| William Hanna | William Hanna |
| William Harvey | William Harvey |
| William Hazlitt | William Hazlitt |
| William Henry Bragg | William Henry Bragg |
| William Henry Fox Talbot | William Fox Talbot |
| William Henry Harrison | William Henry Harrison |
| William Henry Phelps | William Henry Phelps |
| William Henry Pickering | William Henry Pickering |
| William Henry Waddington | William Waddington |
| William Herschel | William Herschel |
| William Hewlett | Bill Hewlett |
| William Hogarth | William Hogarth |
| William Holden | William Holden |
| William Holman Hunt | William Holman Hunt |
| William Howard Taft | William Howard Taft |
| William Huggins | William Huggins |
| William Hurt | William Hurt |
| William Irish | Cornell Woolrich |
| William Isaac Thomas | William Thomas |
| William Jackson Hooker | William Jackson Hooker |
| William James | William James |
| William Jennings Bryan | William Jennings Bryan |
| William Johnson | William Johnson |
| William Jones | William Jones |
| William Joseph Levada | William Joseph Levada |
| William Kamm | Manuel Corral |
| William Lamb | William Lamb |
| William Lassell | William Lassell |
| William Lawrence Bragg | William Lawrence Bragg |
| William Makepeace Thackeray | William Makepeace Thackeray |
| William Matthew Flinders Petrie | Flinders Petrie |
| William McKinley | William McKinley |
| William McMaster Murdoch | William Murdoch |
| William Morris | William Morris |
| William Moseley | William Moseley |
| William Orbit | William Orbit |
| William Parsons | William Parsons |
| William Penn | William Penn |
| William Peter Blatty | William Peter Blatty |
| William Petty FitzMaurice | William Petty |
| William Pitt le Jeune | William Pitt il Giovane |
| William Pogue | Bill Pogue |
