Kilynn is a rare girls' name that peaked in 2016 and has grown less common since.
Kilynn is predominantly a girl name. It last appears in U.S. records in 2025. Kilynn first appears in 1999 and peaked in 2016 (33 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 5 | 5 | — | #13,065 |
| 2024 | 14 | 14 | #7,789 | — |
| 2023 | 16 | 16 | #9,984 | #11,615 |
| 2022 | 18 | 18 | #6,588 | — |
| 2021 | 19 | 19 | #6,291 | — |
| 2020 | 20 | 20 | #5,978 | — |
| 2019 | 22 | 22 | #5,717 | — |
| 2018 | 22 | 22 | #5,697 | — |
| 2017 | 18 | 18 | #6,688 | — |
| 2016 | 33 | 33 | #4,394 | — |
| 2015 | 28 | 28 | #4,923 | — |
| 2014 | 30 | 30 | #4,715 | — |
| 2013 | 24 | 24 | #5,578 | — |
| 2012 | 26 | 26 | #5,334 | — |
| 2011 | 23 | 23 | #5,847 | — |
| 2010 | 18 | 18 | #7,075 | — |
| 2009 | 15 | 15 | #8,257 | — |
| 2008 | 20 | 20 | #6,701 | — |
| 2007 | 16 | 16 | #7,919 | — |
| 2006 | 13 | 13 | #9,015 | — |
| 2005 | 18 | 18 | #6,692 | — |
| 2004 | 12 | 12 | #8,998 | — |
| 2002 | 6 | 6 | #14,567 | — |
| 2001 | 7 | 7 | #12,789 | — |
| 1999 | 5 | 5 | #15,695 | — |