| Name | Meaning | Gender | Origin |
|---|
| Joe | Abbreviation of Joseph.
| Male | English |
| Joe | Abbreviation of Joseph.
| Male | English |
| Joel | God is willing, Jehova is the Lord | Male | Hebrew |
| Joey | Abbreviation of Joseph.
| Male | |
| Joey | Abbreviation of Joseph.
| Male | |
| John | God is merciful | Male | Hebrew |
| Johnny | the Lord is gracious | Male | English |
| Jon | God is gracious; or gift of Jehovah | Male | English |
| 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 |
| Jonathan | God gives | Male | Hebrew |
| Jordan | The descending river, to flow | Male | Hebrew |
| Joseph | God will increase | Male | Hebrew |
| Joshua | God is salvation
| Male | Hebrew |
| 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 |
| Kodi | | Unisex | Hebrew |
| Lance | knight's attendant; land | Male | English |
| Leo | Lion.
| Male | Latin |
| Lex | Protector Of Mankind | Male | English |
| Lexie | Protector Of Mankind | Unisex | English |
| Liam | Form of William.
| Male | Irish |
| Lina | tender | Unisex | |
| Logan | little hollow | Male | Scottish |
| Lou | Famous Warrior | Male | English |
| Louis | famed warrior | Male | |
| Luc | man from Lucania | Male | |