Declining since 2017, #13,208 for girls today.
Popularity of Kylyn since 1991
Babies named Kylyn per year in U.S. Social Security records.
Data table (by decade)
| Decade | Girls | Boys |
|---|---|---|
| 1990s | 70 | 5 |
| 2000s | 133 | 39 |
| 2010s | 133 | 43 |
| 2020s | 61 | 64 |
Meaning & origin
Kylyn is a modern American name first recorded in the U.S. in 1991. It falls into a category of invented names that combine the sound Ky- (drawn from names like Kyle or Kylie) with the ever-popular suffix -lyn (as seen in Lynn or Evelyn). Its creation reflects a broader late-20th-century naming trend favoring melodic novelty over historic lineage. In its peak year, 2016, Kylyn reached its highest recorded usage, but like many such coinages, interest has softened since 2017. As of the most recent data (2025), it ranks 13,208 nationally, with about 1 in 267,878 newborns receiving the name. Kylyn is used for both boys and girls, though the -lyn ending skews it feminine in practice. Because Kylyn is a modern construct with no deep cultural or linguistic origin, its meaning is best described as the combination of its phonetic components rather than any inherited significance.
Kylyn is a modern coinage, first recorded in the United States in 1991. It follows a pattern of creating feminine-leaning names by combining a consonant-vowel prefix (here Ky-, resembling Kyle or Kylie) with the popular diminutive suffix -lyn, also seen in names like Kaylyn and Brynn. Such names emerged in the late 20th century as part of a trend toward creative, phonetically pleasing constructions without deep historical roots.
Nicknames & variants
Nicknames: Ky, Lyn
Sibling names for Kylyn
Names that share Kylyn's style, for a brother or sister.

