Katelynn is a variant form of the English and Irish name Caitlin in the English language.
Katelynn is also a variant spelling of the English name Kaitlin.
Katelynn is also a variant form of the English name Katherine.
Katelynn is unusual as a baby girl name. Its usage peaked modestly in 1998 with 0.075% of baby girls being given the name Katelynn. It was #210 in rank then. The baby name has dropped out of favor since then, and is today of sporadic use. In 2018, among the family of girl names directly linked to Katelynn, Katherine was the most widely used.
Baby names that sound like Katelynn include Kaitlin, Kaitlinn, Kaitlinne, Kaitlyn, Kaitlyne, Kaitlynn, Kaitlynne, Kate Lynn, Kate-Lynn, Katelin, Katelinn, Katelyn, Katelyne, Katelynne, Caitlinn, Caitlyn, Caitlyne, Caitlynn, Kadelyn, and Kaetlin.
† Pronunciation for Katelynn: K as in "key (K.IY)" ; EY as in "ate (EY.T)" ; T as in "tee (T.IY)" ; L as in "lay (L.EY)" ; IH as in "it (IH.T)" ; N as in "knee (N.IY)"