Caitlín is the Irish spelling of Cathleen. It is properly pronounced cot-LEEN, not KATE-lyn. The silent letter i in the first syllable is required by of the laws of Irish orthography.
Caitlin Thomas's birth name is Caitlin Macnamara.
Caitlin Mileon's birth name is Caitlin O'Connell.
Caitlin Spurlock's birth name is Caitlin Alyssa Spurlock.
Caitlin Wachs's birth name is Caitlin Elizabeth Wachs.
Caitlin Boyle's birth name is Caitlin Antisdale Boyle.
Caitlin Mowrey's birth name is Caitlin Rita Mowrey.
Caitlin Fein's birth name is Caitlin Ashley Fein.
Caitlin Carmichael's birth name is Caitlin Elizabeth Carmichael.
Caitlin Glass's birth name is Caitlin Tiffany Glass.
Caitlin Joseph's birth name is Caitlin Louise Joseph.
Caitlin Keiper's birth name is Caitlin Beth Riley.
No Caitlin is an Irish name.