Declining since 2021.
Popularity of Keilin since 1996
Babies named Keilin per year in U.S. Social Security records. Raw births topped out in 2009, but relative to how few babies were recorded back then, Keilin's real moment was 2022.
Data table (by decade)
| Decade | Girls | Boys |
|---|---|---|
| 1990s | 15 | 0 |
| 2000s | 79 | 31 |
| 2010s | 49 | 21 |
| 2020s | 48 | 0 |
Meaning & origin
Keilin is a modern American name that first appeared in U.S. birth records in 1996, a period when creative respellings and invented names became increasingly common. The name has never entered the top 1000 ranks, but its usage peaked in 2022 before beginning a downward trend since 2021. The name's rise and fall suggest it may be a fad name, influenced by the popularity of similar-sounding names like Kaylin and Keelan. Despite its uncertain etymology, Keilin remains a contemporary choice that reflects the trend of blending sounds to create unique identities.
Keilin is a modern coinage, first recorded in the United States in 1996. It likely arose as a blend or variant of similar-sounding names such as Kaylin, Keely, or Keelan, combined with the fashionable -in suffix. The name has no established historical or linguistic root.
Nicknames & variants
Nicknames: Kai, Kei
Sibling names for Keilin
Names that share Keilin's style, for a brother or sister.

