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The short answer
Kaitlyn is a feminine name used in English. Behind the Name describes it this way: "Variant of Caitlin." It ranked #802 for girls in the United States in 2025.
Meaning and etymology
According to Behind the Name, variant of Caitlin. The entry lists its usage as English (Modern).
Editorial confidence: likely
Popularity
Kaitlyn ranked #802 for girls in the United States in 2025. The figure comes from the Social Security Administration's national file for that year.
| Region | Year | Rank | Source |
|---|---|---|---|
| United States | 2025 | #802 | ssa-2025 |
If you like this name
Names that Behind the Name files under the same origin (English) and that sit near Kaitlyn in the 2025 American rankings.
Similar by origin
Frequently asked questions
What does the name Kaitlyn mean?
Behind the Name does not give Kaitlyn a one-word meaning. It describes the name as follows: variant of Caitlin.
Is Kaitlyn a popular name?
Kaitlyn ranked #802 for girls in the United States in 2025. (Social Security Administration data).
Is Kaitlyn a boy's or a girl's name?
In the 2025 SSA data Kaitlyn appears in the girls' list; Behind the Name labels it feminine.
Sources
- Behind the Name: Meaning, origin and history of the name Kaitlyn — supports meaning, usage, pronunciation, variants.
- U.S. Social Security Administration: Popular Baby Names — national data, year of birth 2025 — supports popularity.
