| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Gian | - | Italian (Archaic) | ||
| Giancarlo | jahn-KAHR-lo | Italian | ||
| Gianfranco | jahn-FRAHN-ko | Italian | ||
| Gianluca | jahn-LOO-kah | Italian | ||
| Gianluigi | jahn-loo-EE-gee | Italian | ||
| Gianmarco | jahn-MAHR-ko | Italian | ||
| Gianmaria | jahn-mah-REE-ah | Italian | ||
| Gianna | JAHN-nah (Italian), YAH-nah (Greek) | Italian, Greek | ||
| Gianni | JAHN-nee (Italian) | Italian, Greek | ||
| Giannina | jahn-NEE-nah | Italian | ||
| Giannino | jahn-NEE-no | Italian | ||
| Gianpaolo | jahn-POW-lo | Italian | ||
| Gianpiero | jahn-PYE-ro | Italian | ||
| Gilberta | khil-BER-tah (Dutch), jeel-BER-tah (Italian) | Dutch, Italian | ||
| Gilberto | jeel-BER-to (Italian), heel-BER-to (Spanish) | Italian, Spanish, Portuguese |