| Name | Meaning | Gender | Origin |
|---|
| Jakinda | Hyacinth
| Female | |
| Jasone | Assumption
| Female | |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Javier | Born in January
| Male | Spanish |
| Javiera | Owns a new house
| Female | Spanish |
| Javiero | Born in January
| Male | |
| Jax | God has been gracious: has shown favor. Based on John or Jacques.
| Male | Modern |
| Jeraldo | Variant of Gerald Rules by the spear.
| Male | |
| Jerardo | Variant of Gerard Rules by the spear.
| Male | |
| Jeremias | Exalted of the Lord
| Male | |
| Jerico | City of the moon. Variant of Hebrew Jericho.
| Male | |
| Jerold | Variant of Gerald Rules by the spear.
| Male | |
| Jeronimo | Spanish form of Jerome saved
| Male | |
| Jerrald | Variant of Gerald Rules by the spear.
| Male | |
| Jerrold | Variant of Gerald Rules by the spear.
| Male | |
| Jesusa | Named for Jesus
| Female | |
| Jimena | Heard
| Female | Spanish |
| Joaquin | Abbreviation of the Hebrew name Jehoichin meaning Jehovah has established. Joaquin Miller the colorful 19th century poet-adventurer of the American west.
| Male | Spanish |
| Joaquina | God shall establish
| Female | Spanish |
| Jonas | Dove. Variant of Hebrew Jonah.
| Male | Greek |
| Jordana | Down flowing. The river in Palestine where Jesus was baptized has been used as a given name since the Crusades.
| Female | Hebrew |
| Jorge | Spanish form of George farmer
| Male | Spanish |
| Jose | Jehovah increases | Male | Spanish |