| Name | Meaning | Gender | Origin |
|---|
| Jack | From John - God's gracious gift | Male | English |
| Jackal | | Unisex | Hebrew |
| Jacob | The supplanter, held by the heel | Male | Hebrew |
| Jingles | | Unisex | Hebrew |
| Joe | Abbreviation of Joseph.
| Male | English |
| Joe | Abbreviation of Joseph.
| Male | English |
| Johnny | the Lord is gracious | Male | English |
| Joker | | Male | Hebrew |
| Kai | Fire
| Male | Hawaiian |
| Kandy | Cutie
| Male | |
| Kibbles | | Unisex | |
| Kibbles | | Unisex | Hebrew |
| Kiko | | Unisex | |
| Kipper | | Unisex | |
| Kipper | | Unisex | |
| Larry | Abbreviation of Lawrence or Laurence often used as an independent name.
| Male | English |
| Lego | | Unisex | |
| Lincoln | Capital of Nebraska, USA. Old English: home by the pond | Male | English |
| Lively | | Unisex | |
| Marbles | Irregularly coloured rock. Balls usually made of glass used as a children's game. | Male | |
| Marlena | Bitter Tower | Unisex | English |
| Mischa | Who Is Like G-D | Male | Hebrew |
| Mischief | One that causes minor trouble or disturbances | Male | |
| Mishka | Russian for little bear | Unisex | |
| Nike | victory | Male | Greek |