| William Gadsby | William Gaines | William Gaither Crudup |
| William Galassini | William Gallas | William Galt |
| William Gambrell Henry | William Gann | William Garbutt |
| William Garcia | William Gardell | William Gardiner |
| William Gargan | William Garner | William Garrett |
| William Garrett (calciatore) | William Garth Molloy | William Garwood |
| William Gary Busey | William Gary Talton II | William Gascoigne |
| William Gaskill | William Gates | William Gates III |
| William Gay | William Ged | William Gell |
| William Gemmell Cochran | William Genrikowitsch Fischer | William Geoffrey Steer |
| William George Amor | William George Armstrong | William George Aston |
| William George Barker | William George Browne | William George Cockburn |
| William George Evans | William George Gregory | William George Hay |
| William George Hay, XVIII conte di Erroll | William George Hayden | William George Heirens |
| William George Horner | William George Howard | William George Howard, VIII conte di Carlisle |
| William George Keith Elphinstone | William George Mallet | William George McCloskey |
| William George Middleton | William George Perks | William George Ranald Mundell Laurie |
| William George Smith | William George Trice | William George Ward |
| William George Wyatt | William Gerald Golding | William Gerald Paris |
| William Gerhardi | William Gerhardie | William Gerrard Andrewes |
| William Gholston | William Giauque | William Gibbons |
| William Gibbs McAdoo | William Gibson | William Gibson (calciatore 1898) |
| William Gibson (calciatore) | William Gibson (commediografo) | William Gibson (disambigua) |
| William Giffard | William Gifford Palgrave | William Gilbert |
| William Gilbert (disambigua) | William Gilbert (scrittore) | William Gilbert George Patten |
| William Gillan Waddell | William Gillock | William Gilmore |
| William Gilmore Simms | William Gilpin | William Gilpin (artista) |
| William Gilpin (prete) | William Gilson Farlow | William Girometti |
| William Glackens | William Gladstone | William Gladstone (disambigua) |
| William Gladstone Agnew | William Gladstone Harvell | William Gladstone, VII baronetto |
| William Glass | William Glenn McCahan | William Glyn |
| William Glyn Hughes Simon | William Goate | William Godfrey |
| William Godwin | William Goering | William Goh Seng Chye |
| William Goldberg | William Goldenberg | William Golding |
| William Goldman | William Goldsmith | William Gonzalez |
| William Gonzalez (schermidore) | William Gonzalez Taborda | William Gonzalo Gutiérrez Cabrera |
| William González | William González (schermidore) | William González Taborda |
| William Goodrich | William Goodsir-Cullen | William Goodsonn |
| William Gopallawa | William Gordon | William Gordon Stables |
| William Gordon Taylor | William Gordon, II conte di Aberdeen | William Gorgas |
| William Gosling | William Gossage | William Gott |
| William Gottlieb | William Gottlieb Frank | William Gouge |
| William Gowland | William Gradit | William Graham |
| William Graham Claytor Junior | William Graham Everson | William Graham Sumner |
| William Graham, I conte di Montrose | William Graham, II conte di Montrose | William Granda |
| William Grant & Sons | William Grant Blandin | William Grant Craib |
| William Grant Still | William Gray | William Gray & Company |
| William Grebe | William Green | William Green Morton |
| William Green Wright | William Greener | William Greenhill |
| William Greenwell | William Greggan | William Gregor |
| William Gregory | William Gregory Lee | William Grenfell |
| William Grenville, I barone Grenville | William Grey Walter | William Griffin Jr. |
| William Griffith | William Grigahcine | William Grocyn |
| William Gros | William Groseclose | William Grosvenor Congdon |
| William Grove | William Grover-Williams | William Grundy |
| William Grut | William Gualbert Saunders | William Guarnere |
| William Guerra | William Guest | William Guglielmo Carter |
| William Gull | William Gustavo | William Gustavo Constâncio |
| William Guténius | William Gutenius | William Gutiérrez |
| William Gutierrez | William Guy Carr | William H. Burns |
| William H. Cabell | William H. Clifford | William H. Crane |
| William H. Crawford | William H. Daniels | William H. Gass |
| William H. H. Miller | William H. Hallahan | William H. Harrison |
| William H. Hastie | William H. Hunt | William H. Inmon |
| William H. Macy | William H. Marshall | William H. McNeill |
| William H. McRaven | William H. Moody | William H. Parker |
| William H. Pitsenbarger | William H. Prescott | William H. R. Rivers |
| William H. Reynolds | William H. Rupertus | William H. Ryan |
| William H. Seward | William H. Simpson | William H. Stein |
| William H. Upham | William H. Watson | William H. Webster |
| William H. Wickham | William H. Willson | William H. Yale |
| William H. Ziegler | William H.H. Miller | William Haddock |
| William Hague | William Hague, barone Hague di Richmond | William Haines |
| William Haislip Squier | William Hajt | William Hal Ashby |
| William Hale | William Hale (inventore) | William Hale (regista) |
| William Hale White | William Hall Bush | William Hall Jr. |
| William Hall Macy | William Hall Yale | William Hallock Park |
| William Hallowes Miller | William Halpenny | William Halse Rivers |
| William Halse Rivers Rivers | William Halsey | William Hamilton |
| William Hamilton (1811-1863) | William Hamilton (atleta) | William Hamilton (calciatore) |
| William Hamilton (diplomatico) | William Hamilton (filosofo) | William Hamilton (metafisico) |
| William Hamilton (montatore) | William Hamilton (pittore) | William Hamilton, II duca di Hamilton |
| William Hamilton, XI duca di Hamilton | William Hammond | William Hammond (ciclista) |
| William Hamo Thornycroft | William Hanna | William Hansson |
| William Hapac | William Happer | William Harcourt |
| William Harcourt, III conte Harcourt | William Hardling Anderson | William Hardy McNeill |
| William Hare | William Harkleroad | William Harold Hutt |
| William Harold Pease | William Harold Ponsford | William Harold Terry |
| William Harper | William Harper Carter | William Harridge |
| William Harris | William Harris (nuotatore) | William Harris Crawford |
| William Harrison | William Harrison (scrittore) | William Harrison Ainsworth |
| William Harrison Bonney | William Harrison Clanton | William Harrison Dempsey |
| William Harrison Dillard | William Harrison Frist | William Harrison Hays |
| William Harry McGarry | William Harry McRaven | William Hart |
| William Hartmann | William Hartnell | William Hartston |
| William Hartwig | William Harvell | William Harvey |
| William Hastings | William Hastings, I barone Hastings | William Hatcher |
| William Hauber | William Hauptman | William Havelock |
| William Hawi | William Hawley Bowlus | William Hawte |
| William Hay Macnaghten | William Hay, XVIII conte di Erroll | William Haydon Burns |
