| Name | Meaning | Gender | Origin |
|---|
| Jayda | Green Gemstone | Unisex | English |
| Jennifer | white shadow, white wave | Female | Cornish |
| Jenny | Diminutive of Jane and Jennifer.
| Female | English |
| Jenny | Diminutive of Jane and Jennifer.
| Female | English |
| Jeremy | God will uplift, appointed by God | Male | English |
| Job | The Persecuted | Male | Hebrew |
| Jodie | From Judith - Admired and praised | Unisex | |
| Joe | Abbreviation of Joseph.
| Male | English |
| Joe | Abbreviation of Joseph.
| Male | English |
| Joel | God is willing, Jehova is the Lord | Male | Hebrew |
| Jonah | Dove. In the bible Jonah was on board a ship God caused to sink: sailors traditionally use the name Jonah to personify someone who brings bad luck.
| Male | Hebrew |
| Jonas | Dove. Variant of Hebrew Jonah.
| Male | Greek |
| Jonathan | God gives | Male | Hebrew |
| Jose | Jehovah increases | Male | Spanish |
| Joseph | God will increase | Male | Hebrew |
| Josephine | God will increase | Female | |
| Josette | Jehovah increases | Female | |
| Joshua | God is salvation
| Male | Hebrew |
| Joy | From Joyce - Gay and joyful | Female | Word |
| Judas | praised | Male | Greek |
| Juju | | Unisex | Hebrew |
| Julia | Youthful
| Female | Latin |
| Julian | Jove's child. Form of Julius and family clan name of several powerful Roman emperors. Biblical Roman centurion Julius saved Paul's life during a hazardous voyage
| Male | English |
| Juliet | youthful | Female | English |
| Justice | Just, Fairness | Female | English |