| William Strang | William Strang, I Barone Strang | William Stravato |
| William Street | William Street (politico) | William Strickland |
| William Stringfellow | William Stromberg | William Strunk |
| William Strutt | William Stryker | William Stuart Adamson |
| William Stuart Campbell | William Stukeley | William Sturgeon |
| William Styron | William Sublette | William Suff |
| William Suida | William Sullivan Gosling | William Sulzer |
| William Summerlin | William Sunsing | William Sunsing Hidalgo |
| William Surles McArthur | William Surrey Hart | William Susman |
| William Sutton | William Swainson | William Sweet |
| William Swenson | William Sydney Porter | William Sydney Porter Henry |
| William Syer Bristowe | William Sylvester | William Symonds |
| William T. Anderson | William T. Barry | William T. Carleton |
| William T. Riker | William T. Sampson | William T. Santschi |
| William T. Sherman | William T. Stead | William T. Stromberg |
| William T. Vollmann | William Tackaert | William Taft |
| William Talbert | William Talman | William Talman (architetto) |
| William Talman (attore) | William Tannen | William Tannen (attore) |
| William Tanner Vollmann | William Tans'ur | William Tansur |
| William Tanui | William Tatem Tilden II | William Tattenbaum |
| William Taylor Harris | William Taylor Jr. | William Taynton |
| William Téchoueyres | William te Kolsté | William Tecumseh Sherman |
| William Tecumseh Sherman (Saint-Gaudens) | William Tell | William Tell (film 1953) |
| William Tell (film incompiuto) | William Temple | William Temple Withers |
| William Tenn | William Tepper | William Terence Deary |
| William Terrelle Henderson | William Terrence McGrattan | William Tesillo |
| William Thackeray | William Thad Cochran | William Thayer Tutt |
| WIlliam Theakston | William Theodore Heard | William Theodore Katt |
| William Theodore Mueller | William Theodore Walton III | William Thiele |
| William Thierry Preyer | William Thiselton Dyer | William Thiselton-Dyer |
| William Thomas | William Thomas (accademico) | William Thomas (disambigua) |
| William Thomas (Islwyn) | William Thomas (studioso) | William Thomas Astbury |
| William Thomas Beckford | William Thomas Blanford | William Thomas Closs |
| William Thomas Collings | William Thomas Cosgrave | William Thomas Denison |
| William Thomas Edmund Brennagh | William Thomas Emmanuel | William Thomas Francis Horwood |
| William Thomas Franklin | William Thomas Gaddis | William Thomas Garbutt |
| William Thomas Graves | William Thomas Green Morton | William Thomas Hallenback |
| William Thomas Horner Fox-Strangways | William Thomas III | William Thomas Kirschbaum |
| William Thomas Maas | William Thomas Medley | William Thomas Murray |
| William Thomas Passmore | William Thomas Porter | William Thomas Sadler |
| William Thomas Sampson | William Thomas Stanfill | William Thomas Stead |
| William Thomas Strayhorn | William Thomas Tutte | William Thomas Ward |
| William Thompson | William Thompson (arciere) | William Thompson (filosofo) |
| William Thompson (naturalista) | William Thompson (pirata) | William Thomson |
| William Thomson (geologo) | William Thomson (hockeista su ghiaccio) | William Thomson Hay |
| William Thomson, 1st Baron Kelvin | William Thomson, I barone Kelvin | William Thoresson |
| William Thorley | William Thornton | William Thunderman |
| William Thurston | William Tidball | William Tierney Clark |
| William Tiero | William Timmons | William Timothy Gowers |
| William Timothy Mantlo | William Timothy O'Brien | William Tisdale |
| William Tobe Hooper | William Todd Akin | William Todd Field |
| William Todd Lithgow | William Todd Tiahrt | William Togui |
| William Tolbert | William Tollemache, Lord Huntingtower | William Tonji N'Gounou |
| William Toomey | William Topaz McGonagall | William Torres |
| William Torres Alegría | William Torres Alegria | William Torres Cabrera |
| William Tosheff | William Townley | William Towns |
| William Townsend Aiton | William Traband | William Tracy |
| William Traval | William Travilla | William Travis |
| William Trevitt | William Trevor | William Trew |
| William Tripp Woolsey | William Tritschler | William Tritton |
| William Troost-Ekong | William Trost Richards | William Troy McLawhorn |
| William Tubbs | William Tubman | William Tucci |
| William Tudor Gunston | William Turnbull | William Turnbull (artista) |
| William Turner | William Turner (anatomista) | William Turner (disambigua) |
| William Turner (naturalista) | William Turner Thiselton Dyer | William Turner Thiselton-Dyer |
| William Turner Walton | William Turton | William Tutte |
| William Tuttle | William Tuttle (truccatore) | William Twaits |
| William Tweed | William Twisse | William Tyndale |
| William Tyrrell | William Tyrrell, I barone Tyrrell | William Tyssen-Amherst |
| William Tyssen-Amherst, I Barone Amherst di Hackney | William Unruh | William Upton |
| William Urban | William Ury | William Usery Jr. |
| William Utermohlen | William V. Brady | William V. Mong |
| William V. Moody | William V. Ranous | William V. S. Tubman |
| William V. Skall | William Vail | William Vainqueur |
| William Valentine | William Vallance Douglas Hodge | William Van Dijck |
| William Van Horn | William Van Poyck | William Vance |
| William Vance Martin | William Vanderpool Hilleary | William Vane |
| William Vane, I duca di Cleveland | William Vargas | William Varley |
| William Vaughn Moody | William Vecchi | William Verity |
| William Verity Jr. | William Vermilye Brady | William Verner |
| William Viali | William Vickrey | William VII Baronetto di Jardine |
| William Villiers | William Villiers, II conte di Jersey | William Villiers, III conte di Jersey |
| William Villiers-Stuart | William Vincent Fitzgerald | William Vincent Wallace |
| William Vitruvius Morrison | William Voigt | William Voisey |
| William Vollmann | William Volpicella | William Vosburgh |
| William W. Averell | William W. Belknap | William W. Bibb |
| William W. Black | William W. Morgan | William W. Morgen |
| William Waddell | William Waddington | William Wade Harris |
| William Wadsworth | William Wadsworth (attore) | William Wadsworth (canottiere) |
| William Wadsworth Hodkinson | William Wain Prior | William Wake |
| William Wakefield Baum | William Walcher | William Wald |
| William Waldegrave | William Waldegrave Palmer | William Waldegrave, I barone Radstock |
| William Waldegrave, IX conte Waldegrave | William Waldegrave, VIII conte Waldegrave | William Wales |
| William Wales (astronomo) | William Walker | William Walker (ciclista) |
| William Walker Atkinson | William Walker Robinson | William Wallace |
| William Wallace (disambigua) | William Wallace (filosofo) | William Wallace (matematico) |
| William Wallace (militare 1866) | William Wallace Anderson | William Wallace Campbell |
| William Wallace Denslow | William Wallace Lincoln | William Wallace Smith |
| William Walsh | William Walter Boyd | William Walthall |
| William Walton | William Walton Sharman | William Walworth |
