| Gilby | From the bright hostage or pledge. |
| Gilda | Covered in gold or goldenhaired. |
| Gildan | A person who works with gold. |
| Gildas | Servant of the holy saint Gildas. |
| Gildea | Servant of the holy God of light. |
| Gildi | A brother of the guild. An Old Danish name from the Viking age. |
| Gilead | Biblical place name |
| Gilen | A bright and noble pledge of joy. |
| Giles | Baby goat; An English variant of the Latin name Aegidius, meaning kid or goatskin. Famous bearer: the sixth century hermit St Giles was patron saint of cripples and beggars.; Goatskin Shield; Kind.; Resembling a young goat; Shield bearer.; Servant. Famous |
| Gilford | From Gill'S ford. |
| Gilfred | A bright and peaceful protector. |
| Gilfrid | A bright and peaceful protector. |
| Gilgal | Wheel, rolling, heap. |
| Gili | My joy or my eternal happiness. |
| Gilia | A flower of the phlox family tree. |
| Giliana | A youthful girl devoted to God. |
| Gilibeirt | A bright and famous pledge bearer. |
| Gilit | A small and joyful pledge of faith. |
| Gill | French form of Julius |
| Gilla | The Fellow; The Youth; Serving-man |
| Gille | Eathain - Gaelic form of Gillian. |
| Gilleabart | A bright and noble pledge holder. |
| GILLEAN | Irish name meaning "servant of Saint John."Variants include Gillan, Gillen, and Gillian. Name is related to Gilchrist, Gillespie, and Gilmore. |
| Gilleasbuig | A servant of the holy bishop. |
| Gillecriosd | A devoted servant of Christ. |
| Gillen | Resolute fighter. |
| Gillermo | Variant of William Resolute protector. |
| GILLES | A young shield or goat servant. |
| Gillespie | Servant of the bishop |
| Gilley | A bright and youthful pledge boy. |
| Gilli | A servant of the divine spirit. |
| Gillian | Variant of Juliana. |
| Gillie | A youthful and loyal attendant. |
| Gillien | A youthful, bright pledge. |
| Gillivray | Servant of judgment |
| Gillot | A variant of Jill, which is believed to have been the origin of the term 'to jilt', used when a person unexpectedly rejects a lover or fiancT. |
| Gillson | Son of the bright pledge. |
| Gilmar | A famous, bright seawarrior. |
| Gilmat | A bright and noble protector. |
| Gilmer | A famous and bright hostage. |