Fallyn is a rare variant of Fallon that peaked in 2015 and has grown less common since.
Fallyn is a girl name. In 2025 it ranked #4,289 for girl births in the United States (and #7,465 across all names), given to 33 babies. Fallyn first appears in 1981 and peaked in 2015 (84 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 33 | 33 | #4,289 |
| 2024 | 48 | 48 | #3,303 |
| 2023 | 55 | 55 | #3,022 |
| 2022 | 36 | 36 | #4,066 |
| 2021 | 67 | 67 | #2,598 |
| 2020 | 58 | 58 | #2,831 |
| 2019 | 47 | 47 | #3,354 |
| 2018 | 63 | 63 | #2,721 |
| 2017 | 62 | 62 | #2,757 |
| 2016 | 71 | 71 | #2,524 |
| 2015 | 84 | 84 | #2,243 |
| 2014 | 80 | 80 | #2,310 |
| 2013 | 74 | 74 | #2,444 |
| 2012 | 76 | 76 | #2,434 |
| 2011 | 61 | 61 | #2,849 |
| 2010 | 60 | 60 | #2,875 |
| 2009 | 46 | 46 | #3,527 |
| 2008 | 51 | 51 | #3,281 |
| 2007 | 41 | 41 | #3,870 |
| 2006 | 33 | 33 | #4,388 |
| 2005 | 17 | 17 | #6,933 |
| 2004 | 26 | 26 | #4,982 |
| 2003 | 27 | 27 | #4,715 |
| 2002 | 16 | 16 | #6,813 |
| 2001 | 20 | 20 | #5,650 |
| 2000 | 17 | 17 | #6,294 |
| 1999 | 19 | 19 | #5,503 |
| 1998 | 18 | 18 | #5,651 |
| 1997 | 21 | — | #4,890 |
| 1996 | 23 | — | #4,492 |
| 1995 | 24 | — | #4,256 |
| 1994 | 15 | — | #6,092 |
| 1993 | 10 | — | #8,261 |
| 1992 | 15 | — | #6,112 |
| 1991 | 9 | — | #8,825 |
| 1990 | 10 | — | #8,072 |
| 1989 | 10 | — | #7,621 |
| 1988 | 7 | — | #9,568 |
| 1987 | 7 | — | #9,081 |
| 1986 | 14 | — | #5,262 |
| 1985 | 13 | — | #5,452 |
| 1984 | 22 | — | #3,642 |
| 1983 | 26 | — | #3,176 |
| 1982 | 29 | — | #3,039 |
| 1981 | 16 | — | #4,596 |