| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 301 | Gerardo | Italian | Spear hard. | M | |
| 302 | Geremia | Italian | Italian form of Jerome 'sacred'. | M | |
| 303 | Geronimo | Italian | Italian form of Jerome 'sacred'. | M | |
| 304 | Ghita | Italian | Pearl. | F | |
| 305 | Gia | Italian | God is gracious. Variant of Jane. | F | |
| 306 | Giacomo | Italian | Supplanter. | M | |
| 307 | Gian | Italian | Italian form of John 'God is gracious' Abbreviation of John often used in combination with other names. Gianni is equivalent to Johnny. | M | |
| 308 | Giana | Italian | God is gracious. Variant of Jane. | F | |
| 309 | Gianara | Italian | God is gracious. Variant of Jane. | F | |
| 310 | Giancarlo | Italian | God's gracious gift also manly. | M | |
| 311 | Gianina | Italian | God is gracious. Variant of Jane. | F | |
| 312 | Gianna | Italian | God is gracious. Variant of Jane. | F | |
| 313 | Giannina | Italian | God is gracious. Variant of Jane. | F | |
| 314 | Gilberto | Italian | Italian form of Gilbert 'pledge'. | M | |
| 315 | Ginevra | Italian | An Italian variant of Guinevere, meaning fair and yielding. | F | |
| 316 | Gino | Italian | Italian form of Louis 'famous' Abbreviation of names like Gian and Giovanni. | M | |
| 317 | Giomar | Italian | Famous in battle. | M | |
| 318 | Giordana | Italian | Feminine of Jordan. The Jordan River. | F | |
| 319 | Giorgio | Italian | Italian form of George 'farmer'. | M | |
| 320 | Giovana | Italian | Feminine of John. Gift from God. | F | |