| Name | Meaning | Details |
|---|---|---|
| Greenlee | From The Green Field | View Details |
| Greydon | Gray-Haired Man | View Details |
| Greyson | Son Of The Grey-haired Man | View Details |
| Griffin | From Gryphon - A Fabled Monster | View Details |
| Griselda | Gray Battle/Strong Woman | View Details |
| Grover | From The Grove | View Details |
| Guildford | From The Marsh Marigold Ford | View Details |
| Guta | Good Woman | View Details |
| Guthrie | From The Windy Place | View Details |
| Guzman | Good Man | View Details |
| Gwidon | Man Of The Forest | View Details |
| Gypsy | (Mistakenly) From Egypt | View Details |
| Hadley | "From Haddas Field" | View Details |
| Hadrian | Person From Hadria | View Details |
| Haile | From The Hay Clearing | View Details |