Declining since 1998.
Popularity of Katlynn since 1984
Babies named Katlynn per year in U.S. Social Security records.
Data table (by decade)
| Decade | Girls |
|---|---|
| 1980s | 217 |
| 1990s | 2,075 |
| 2000s | 1,413 |
| 2010s | 254 |
| 2020s | 16 |
Meaning & origin
Katlynn is a modern respelling of the Irish name Caitlin, which itself derives from Catherine. The name first appeared in U.S. Social Security records in 1984, reflecting a broader trend of creative spelling variations that emerged in the late 20th century. Katlynn reached its peak rank in 1999, but has been steadily declining in usage since 1998, a downward trajectory that continues through the latest data year of 2025. While Katlynn has not captured top state rankings, it represents a common pattern of name innovation: taking a traditional root and adapting it with fashionable suffixes and alternative spellings. This name is a clear example of how American naming preferences evolve over time, with parents seeking unique yet familiar-sounding options.
Katlynn is a modern respelling of Caitlin, which is the Irish form of Catherine, derived from the Greek Aikaterine. The name first appeared in records in the United States in 1984, reflecting a late-20th-century trend of creative spellings. It saw peak usage in 1999 and has since declined, but remains in occasional use.
Nicknames & variants
Nicknames: Kat, Katie, Lynn
Sibling names for Katlynn
Names that share Katlynn's style, for a brother or sister.

