- Gabrian
- Gaffney
- Gagnon
- Gallik
- Galt
- Gane
- Ganter
- Gardner
- Gary
- Gehring
- Geiger
- Gelhausen
- Genter
- George
- Gerl
- Gibson
- Gilbert
- Gilbertson
- Gilboy
- Gill
- Gladstone
- Gleason
- Glendenning
- Glenn
- Glenny
- Glueckert
- Godlevsky
- Goettle
- Goetzinger
- Goldes
- Golnar
- Goodman
- Goodsell
- Gorecki
- Gorsich
- Graham
- Graman
- Grandy
- Grant
- Grasmick
- Gray
- Greaney
- Green
- Greene
- Greer
- Gregory
- Greil
- Greiner
- Griffiths
- Grigsby
- Grinsell
- Groger
- Grosfield
- Gross
- Grotbo
- Grover
- Guettler
- Guffey
- Gullickson
- Guse
- Gustafon
- Guthrie
- Guy