| Meaning | slender, fair |
| Origin | English |
| Gender | Girl |
| Popularity | Moderate |
| Length | 7 |
| Syllables | 3 |
| Syllabification | K-ayl-inn |
| Kailyn |
| Kaylyn |
| Kaylynn |
| Kayleen |
| Katherine |
| Kathryn |
| Karen |
| Kelly |
| Kimberly |
| Kristin |
| Kayla |
| Kylie |
| Kaylin |
| Kaelynn |
| Kailyn |
| Kaylee |
| Kaitlyn |
| Kayleigh |
| Kaelyn |
| Kaia |
| Kathryn |
| Katherine |
| Kara |
| Kelly |
| Kay |
| Lynn |
| Kayla |
| Linnie |
| Kaylie |