Collyn is a rare variant of Colin that peaked in 2009 and has since faded.
Collyn is predominantly a boy name. In 2025 it ranked #8,384 for boy births in the United States (and #17,428 across all names), given to 9 babies. Collyn first appears in 1975 and peaked in 2009 (52 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 9 | 9 | — | #8,384 |
| 2024 | 9 | 9 | #10,463 | — |
| 2023 | 16 | 16 | #11,413 | #9,079 |
| 2022 | 14 | 14 | #11,432 | #11,136 |
| 2021 | 15 | 15 | #12,492 | #8,983 |
| 2020 | 20 | 20 | #9,078 | #8,200 |
| 2019 | 15 | 15 | #11,600 | #9,940 |
| 2018 | 18 | 18 | #12,775 | #7,221 |
| 2017 | 26 | 26 | #9,459 | #5,849 |
| 2016 | 27 | 27 | #9,014 | #5,839 |
| 2015 | 38 | 38 | #8,566 | #4,102 |
| 2014 | 35 | 35 | #9,693 | #4,161 |
| 2013 | 38 | 38 | #8,233 | #4,081 |
| 2012 | 37 | 37 | #10,612 | #3,819 |
| 2011 | 41 | 41 | #15,247 | #3,179 |
| 2010 | 46 | 46 | #13,781 | #2,969 |
| 2009 | 52 | 52 | — | #2,459 |
| 2008 | 43 | 43 | — | #2,793 |
| 2007 | 34 | 34 | — | #3,269 |
| 2006 | 22 | 22 | — | #4,247 |
| 2005 | 27 | 27 | — | #3,543 |
| 2004 | 31 | 31 | #13,063 | #3,751 |
| 2003 | 41 | 41 | — | #2,515 |
| 2002 | 34 | 34 | — | #2,767 |
| 2001 | 34 | 34 | #15,875 | #3,077 |
| 2000 | 30 | 30 | — | #2,929 |
| 1999 | 42 | 42 | — | #2,203 |
| 1998 | 37 | 37 | #9,445 | #2,868 |
| 1997 | 34 | — | — | #2,406 |
| 1996 | 42 | — | #12,160 | #2,260 |
| 1995 | 34 | — | #7,628 | #3,037 |
| 1994 | 30 | — | #6,762 | #3,779 |
| 1993 | 24 | — | #9,752 | #3,850 |
| 1991 | 19 | — | #9,519 | #4,817 |
| 1990 | 13 | — | #13,417 | #5,924 |
| 1989 | 15 | — | #9,909 | #5,725 |
| 1987 | 6 | — | #10,097 | — |
| 1986 | 13 | — | #8,724 | #6,080 |
| 1985 | 8 | — | #7,720 | — |
| 1983 | 5 | — | #10,596 | — |
| 1978 | 6 | — | #8,756 | — |
| 1975 | 8 | — | #6,612 | — |