| Gender | Baby Name | Meaning |
|---|---|---|
 | Ike | Happy |
 | Ilaria | Cheerful |
| Ilario | Cheerful |
| Ilo | Light, joyous, sunshine |
| Isaac | He will laugh |
| Jocelin | Cheerful |
| Jocelyn | Cheerful |
| Joie | Joy |
| Jolie | Joy |
| Kaemon | Joyful |
| Kaethe | Pure |
| Kamin | Joyful |
| Kay | Rejoice |
| Kert | Simple pleasure |
| Larisa | Smiling |
| Larissa | Cheerful |
| Lesley | Joy |
| Leslie | Joy |
| Leticia | Joy |
| Letitia | Joy |
| Lette | Happiness |
| Macario | Happy |
| Nanda | Full of Joy, Achiever |
| Radka | Care, joy |
| Radko | Care, joy |
| Raman | Merriment |
| Rena | Joy |
