| Name | Meaning | Gender | Origin |
|---|
| Gavin | White hawk of battle | Male | Welsh |
| Genesis | Beginning | Male | Greek |
| Genie | Of noble descent | Unisex | Greek |
| Geoff | God's peace | Male | Germanic |
| George | Earth worker | Male | Greek |
| Georgie | Earth worker | Unisex | Greek |
| Gerald | Spear ruler | Male | Germanic |
| Gerard | Strength of the spear | Male | Germanic |
| Gideon | Hewer | Male | Hebrew |
| Gilbert | Bright oath | Male | Germanic |
| Gizmo | A mechanical device or gadget. | Unisex | English |
| Godiva | Gift from God | Unisex | English |
| Goku | | Unisex | Hebrew |
| Gomer | Complete, to end, vanishing | Male | Hebrew |
| Google | | Unisex | Hebrew |
| Gordon | Large fort | Male | English |
| Graham | Abode | Male | English |
| Gregory | Watcher | Male | Greek |
| Guido | Forest | Male | Germanic |
| Hagrid | | Unisex | Hebrew |
| Hal | Leader of an army | Male | English |
| Hamlet | Foolish and dull | Male | Danish |
| Hank | God is gracious | Male | Hebrew |
| Harold | Leader of an army | Male | English |
| Harry | Home ruler | Male | Germanic |
| Harvey | Battle worthy or carnage worthy | Male | English |
| Heath | Person living on a heath or near heather | Male | English |
| Heathcliff | Cliff top covered in heather | Unisex | English |
| Hector | Holding fast | Male | Greek |
| Henry | Home ruler | Male | Germanic |