Catilyn is a very rare variant of Caitlin that was most common in the 2000s and has all but disappeared.
Catilyn is a girl name. It last appears in U.S. records in 2008. Catilyn first appears in 1989 and peaked in 2002 (13 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2008 | 5 | 5 | #18,074 |
| 2005 | 7 | 7 | #13,288 |
| 2004 | 5 | 5 | #16,598 |
| 2003 | 5 | 5 | #16,232 |
| 2002 | 13 | 13 | #7,913 |
| 2001 | 5 | 5 | #15,802 |
| 2000 | 11 | 11 | #8,666 |
| 1998 | 9 | 9 | #9,411 |
| 1996 | 7 | — | #10,771 |
| 1995 | 8 | — | #9,726 |
| 1994 | 7 | — | #10,764 |
| 1992 | 5 | — | #13,633 |
| 1989 | 7 | — | #9,837 |