Katelyn is the form of Caitlin that makes the most sense in a modern form. Caitlin is Irish Gaelic and not supposed to be pronounced like /KATE lin/ (see Caitlin for more details). Katelyn represents a combination of Kate and Lynn, which is what the English pronunciation of Caitlin is.
See Also: Caitlin, Kaitlyn, Kaytlynn, Katlynne, Caitlyne, Kate Linh, Katelyne
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