Karolyne is a very rare variant of Karolyn that peaked in 2008 and has since faded.
Karolyne is a girl name. In 2025 it ranked #14,042 for girl births in the United States (and #23,375 across all names), given to 6 babies. Karolyne first appears in 1988 and peaked in 2008 (16 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 6 | 6 | #14,042 |
| 2021 | 5 | 5 | #16,437 |
| 2020 | 12 | 12 | #8,669 |
| 2019 | 12 | 12 | #8,838 |
| 2018 | 6 | 6 | #14,711 |
| 2017 | 13 | 13 | #8,540 |
| 2016 | 16 | 16 | #7,419 |
| 2015 | 10 | 10 | #10,490 |
| 2014 | 8 | 8 | #12,492 |
| 2013 | 15 | 15 | #7,972 |
| 2012 | 10 | 10 | #10,830 |
| 2011 | 8 | 8 | #12,746 |
| 2010 | 11 | 11 | #10,115 |
| 2008 | 16 | 16 | #7,921 |
| 2006 | 7 | 7 | #14,324 |
| 2005 | 9 | 9 | #11,355 |
| 2004 | 11 | 11 | #9,560 |
| 2003 | 15 | 15 | #7,389 |
| 2001 | 5 | 5 | #16,602 |
| 2000 | 8 | 13 | #11,238 |
| 1999 | 6 | 6 | #13,483 |
| 1998 | 7 | 7 | #11,738 |
| 1997 | 6 | — | #12,872 |
| 1996 | 8 | — | #10,018 |
| 1995 | 10 | — | #8,389 |
| 1993 | 11 | — | #7,771 |
| 1992 | 5 | — | #14,314 |
| 1990 | 6 | — | #12,066 |
| 1988 | 5 | — | #12,726 |