Katelynn is a feminine name of English origin, meaning “pure.” It is an Old English variety of the Irish name Caitlin which is related to the Greek Catherine from katharos, meaning “clean,” “pure,” or “clear.” Katelynn is an established moniker with many variations, including Caitlyn, Kaitlynn, and the most popular spelling, Katelyn, providing endless options for naming your little one.
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Source: Social Security Administration
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