| Jemon | A name meaning a gift of God. |
| Jeoffrey | Variant of Geoffrey, meaning 'peaceful ruler' |
| Jeph | Short form of Jephthah, meaning 'God has opened' |
| Jeral | A name meaning strong ruler. |
| Jeramey | Appointed or Exalted by Yahweh |
| Jerem | Exalted by Yahweh |
| Jeril | Variant of Gerald, meaning 'spear ruler' |
| Jermey | Appointed or Exalted by Yahweh |
| Jerohn | A name meaning God is gracious. |
| Jeromie | Exalted by Yahweh |
| Jerram | Appointed or Exalted by Yahweh |
| Jester | Occupational name for a fool or entertainer |
| Jeyson | Variant of Jason, meaning 'healer' |
| Jhan | Yahweh is Merciful or Gracious |
| Jiggs | A name meaning a lively person. |
| Jinwoo | Korean name meaning 'truthful and strong' |
| Jireh | Hebrew name meaning 'God will provide' |
| Jobi | A variant of Job, meaning persecuted. |
| Joealen | Variant of Joel, meaning 'God is willing' |
| Joern | Friend of the Wild Boar |
| Joeseph | Yahweh will Add Another Son |
| Joesph | Grace of Fruitful Life |
| Joffre | Derived from peace or Gods peace. |
| Joffrey | A name meaning traveler or stranger. |
| Johnpaul | Combination of John and Paul, meaning 'God is gracious' and 'small' |
| Johs | Short form of John, meaning 'God is gracious' |
| Joko | A name meaning God will increase. |
| Jolen | Valley of the Dead Oaks |
| Jolin | Valley of the Dead Oaks |
| Jonald | Variant of Jonathan, meaning 'God has given' |
| Jonard | Variant of Jonathan, meaning 'God has given' |
| Jonno | Short form of Jonathan, meaning 'God has given' |
| Jono | God is Gracious |
| Jonothan | Yahweh or God has Given |
| Jonte | God is Merciful |
| Jorgo | Short form of Jorge, meaning 'farmer' or 'earthworker' |
| Josan | Derived from Joseph, meaning 'God will add' |
| Joseff | Yahweh will Add Another Son |
| Joseluis | Combination of Joseph and Luis, meaning 'God will add' and 'renowned warrior' |
| Josph | Grace of Fruitful Life |