| Baby Name | Meaning | Gender |
|---|
| Jezebel | Impure | Female |
| Joan | Feminine Of John. | Female |
| Jock | Supplanter | Male |
| Jody | Feminine Of Nickname For Joseph And Jude. | Female |
| John | Jehovah Has Been Gracious: Has Shown Favor. In The Bible John The Baptist Baptized Christ In The Jordan River. Variants Have Been Created In Almost Every Language. | Male |
| Jolie | Cheerful: Pretty. | Female |
| Judy | Praised From Judea. | Female |
| Juliet | Youthful: Variant Of Julia. Jove's Child. Star Crossed Lover In The Shakespearian Tragedy Romeo And Juliet. | Female |
| Julius | Jove's Child. | Male |
| Kade | From The Wetlands. | Male |
| Kaden | Companion | Male |
| Kaiser | Emperor: Variant Of Caesar. | Male |
| Katherine | Pure. Used Since Third Century A.D. Early Latin Forms Katerina And Caterina Became Katharine And Catherine. French Cateline And English Catlyn Came Into Wider Use During Medieval Period When Variants Multiplied. | Female |
| Katrina | Variant Of Katherine. Pure. | Female |
| Kay | Elder Sister (Hopi) | Female |
| Kendrick | Son Of Harry | Male |
| Kenelm | Defends The Family | Male |
| Kennard | Bold | Male |
| Kennedy | Strength | Female |
| Kenward | Bold Guardian | Male |
| Kenway | Brave In War | Male |
| Kevin | Handsome Child. Name Of A Famous Irish Hermit-Saint. Kevin Is The Most Popular Of Many Spellings. | Male |
| Killian | Strife Or Battle Small: Fierce. | Male |
| Kim | Gold, Golden | Female |
| King | King's Field. King Is One Of Several Titles Occasionally Used As Given Names. | Male |