Cathelin is not frequently used as a baby girl name. It is not listed in the top 1000. Among the family of girl names directly linked to Cathelin, Katherine was the most widely used in 2018.
Baby names that sound like Cathelin include Caetlin (English), Caitleen, Caitlin (English and Irish), Caitlín (Irish), Cathaline, Catheline (English), Cathleen (English and Irish), Catleen, Kataleen, Katelun (English), Kathileen, Kathleen (English, Irish, and Gaelic), Katie Lynn, Katie-Lynn, Katilin (English), Katy Lynn, Katylin (English), Castalianne, Cataleen (English), and Katalin (English and Hungarian).
† approx English pronunciation for Cathelin: K as in "key (K.IY)" ; AE as in "at (AE.T)" ; TH as in "theme (TH.IY.M)" ; EH as in "ebb (EH.B)" ; L as in "lay (L.EY)" ; IH as in "it (IH.T)" ; N as in "knee (N.IY)"