- Gadsby
- Gadsden
- Gael
- Gaffaney
- Gage
- Gagon
- Gair
- Gait-Smith
- Galbraith
- Gale
- Galeazzi
- Galinsky
- Gallagher
- Gallard
- Galley
- Galliard
- Gallop
- Galloway
- Galpin
- Galt
- Galton-Fenzi
- Gamblen
- Gamlin
- Gammie
- Gammon
- Gander
- Gane
- Gange
- Gangl
- Gannaway
- Gansey
- Gant
- Garabedian
- Harry (between 1888 and 1889 - 1952)
- Sarah (between 1887 and 1888 - )
- Susannah (1894 - 1943)
- Garcia
- Gard
- Gardener
- Gardiner