| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| JEFF | JEF | English | ||
| Jeffers | ['dʒefəz] | |||
| Jefferson | ['dʒefəsn] | |||
| JEFFERSON | JEF-ər-sən | English | ||
| Jeffery | ['dʒefri] | |||
| JEFFERY | JEF-ree | English | ||
| Jeffrey | ['dʒefri:] | |||
| JEFFREY | JEF-ree | English | ||
| Jeffries | ['dʒefriz] | |||
| Jeffry | ['dʒefri] | |||
| JEFFRY | JEF-ree | English | ||
| JEFIMIJA | - | Serbian | ||
| JEHAN | - | Medieval French | ||
| JEHANNE | - | Medieval French | ||
| JEHIEL | jee-HIE-əl (English) | Biblical |