| Baby Name | Meaning | Gender |
|---|
| Jeff | Peaceful. Variant Of Jeffrey. | Male |
| Jefferson | Son Of Geoffrey | Male |
| Jesper | Jasperstone | Male |
| Johan | German Form Of John | Male |
| Jordy | Variant Of Hebrew Jordan Down Flowing. | Male |
| Josef | Danish Form Of Joseph (He Adds) | Male |
| Joy | Jewel: Rejoicing. | Female |
| Jozy | Precious. | Male |
| Julian | Youth | Male |
| Julie | Youthful: Jove's Child. A Feminine Of Julian. | Female |
| Jurgen | German Form Of George (Farmer) | Male |
| Kacey | Modern Kacie And Variants Are Phonetic Forms Of The Initials K.C. Or Variants Of The Irish Name Casey Alert: Vigorous. | Female |
| Karim | Generous; Noble; Friendly; Precious; Distinguished | Male |
| Kasey | Vigilant. | Female |
| Kate | English Abbreviation Of Katherine. Pure. | Female |
| Keiji | Governs With Discretion | Male |
| Kelly | Warrior | Male |
| Kendall | From The Bright Valley | Male |
| Kenny | Handsome | Male |
| Kevin | Handsome Child. Name Of A Famous Irish Hermit-Saint. Kevin Is The Most Popular Of Many Spellings. | Male |
| Kristine | Variant Of Christiana. Follower Of Christ. | Female |
| Landon | From The Long Hill | Male |
| Lauren | Laurel | Female |
| Leighton | From The Meadow Farm | Male |
| Leslie | From Leslie | Male |