| Jack | Replace (Derivative Of James) | Male |
| Jackson | Son Of Jack | Male |
| Jacob | Supplanter | Male |
| Jake | Abbreviation Of Jacob. | Male |
| James | Replace | Male |
| Jasper | Variant Of Caspar Or Gaspar Keeper Of The Treasure. | Male |
| Jaxon | God Has Been Gracious: Has Shown Favor. Based On John Or Jacques. | Male |
| Jayden | God Has Heard | Female |
| Jesse | Wealthy | Male |
| Jessica | Rich | Female |
| Jett | "Excellence, Abundance, Riches." | Male |
| Joel | Strong-Willed | Male |
| Joseph | God Will Multiply | Male |
| Josephine | God Will Add | Female |
| Joshua | God Is Salvation | Male |
| Josie | Diminutive Form Of Josephine. | Female |
| Lachlan | From The Land Of Lakes. | Male |
| Layla | Swahili And Muslim Name Meaning "Born At Night." | Female |
| Leo | Lion. | Male |
| Levi | United | Male |
| Lewis | Renowned Fighter. Form Of Louis. | Male |
| Liam | Helmeted | Male |
| Lillian | Variant Of Lillian Derived From The Flower Name Lily. Symbol Of Innocence: Purity: Beauty. | Female |
| Lilly | The Flower Lily Is A Symbol Of Innocence: Purity And Beauty. | Female |
| Lily | Lily | Female |