| Graziella | | graht-SYEL-lah | Italian | |
| Greer | | GREER | Scottish, English (Rare) | |
| Gregers | | - | Danish, Norwegian | |
| Gregor | | GRE-gawr (German) | German, Scottish, Slovak, Slovene | |
| Gregorio | | gre-GO-ryo | Italian, Spanish | |
| Gregorios | | - | Greek, Late Greek | |
| Gregorius | | - | Late Greek (Latinized) | |
| Grenville | | GREN-vil | English (Rare) | |
| Gresham | | GRESH-əm | English (Rare) | |
| Greta | | GRE-tah (German), GRET-ə (English) | Swedish, German, English | |
| Gretchen | | GRET-khen (German), GRECH-ən (English) | German, English | |
| Grete | | GRE-tə (German) | German, Danish, Norwegian | |
| Gretel | | GRE-tel | German | |
| Grethe | | - | Danish, Norwegian | |
| Grey | | GRAY | English (Rare) | |