| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 121 | Galantyne | ArthurianLegend | Gawain's sword. | M | |
| 122 | Galatyn | ArthurianLegend | Gawain's sword. | M | |
| 123 | Galeron | ArthurianLegend | A knight. | M | |
| 124 | Galvarium | ArthurianLegend | A knight. | M | |
| 125 | Gareth | ArthurianLegend | Gentle. Gareth was a knight of the Round Table portrayed in both Sir Thomas Malory's and Tennyson's versions of the Arthurian legend. Also a son of Lot. | M | |
| 126 | Garreth | ArthurianLegend | Gentle. Modest and brave Sir Gareth was a legendary knight of King Arthur's Round Table. | M | |
| 127 | Gauvain | ArthurianLegend | Eldest son of Lot. | M | |
| 128 | Gavin | ArthurianLegend | Variant of Gawain: Gawain was a nephew of King Arthur, and one of the knights of the Round Table, described in the 14th-century poem 'Sir Gawain and the Green Knight'. | M | |
| 129 | Gawain | ArthurianLegend | Gawain was a nephew of King Arthur, and one of the knights of the Round Table, described in the 14th-century poem 'Sir Gawain and the Green Knight'. | M | |
| 130 | Geraint | ArthurianLegend | The Arthurian legendary Geraint was Enid's husband. | M | |
| 131 | Giflet | ArthurianLegend | Returns Excalibur to the lake. | M | |
| 132 | Girflet | ArthurianLegend | Returns Excalibur to the lake. | M | |
| 133 | Glais | ArthurianLegend | Percival's grandfather. | M | |
| 134 | Gore | ArthurianLegend | A kingdom. | M | |
| 135 | Gorlois | ArthurianLegend | Igraine's husband. | M | |
| 136 | Gorre | ArthurianLegend | A kingdom. | M | |
| 137 | Gorvenal | ArthurianLegend | A knight. | M | |
| 138 | Gouveniail | ArthurianLegend | A knight. | M | |
| 139 | Goveniayle | ArthurianLegend | A knight. | M | |
| 140 | Griffith | ArthurianLegend | A murderer. | M | |