Lilley is a rare variant of Lily that peaked in 2008 and has since faded.
Lilley is a girl name. In 2025 it ranked #14,206 for girl births in the United States (and #23,631 across all names), given to 6 babies. Lilley was first reported in SSA data in 1919 and peaked in 2008 (33 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 6 | 6 | #14,206 |
| 2023 | 5 | 5 | #16,596 |
| 2022 | 10 | 10 | #10,110 |
| 2021 | 12 | 12 | #8,759 |
| 2020 | 15 | 15 | #7,422 |
| 2019 | 18 | 18 | #6,587 |
| 2018 | 15 | 15 | #7,603 |
| 2017 | 19 | 19 | #6,428 |
| 2016 | 15 | 15 | #7,827 |
| 2015 | 15 | 15 | #7,836 |
| 2014 | 17 | 17 | #7,179 |
| 2013 | 24 | 24 | #5,588 |
| 2012 | 20 | 20 | #6,489 |
| 2011 | 29 | 29 | #4,875 |
| 2010 | 23 | 23 | #5,894 |
| 2009 | 28 | 28 | #5,170 |
| 2008 | 33 | 33 | #4,600 |
| 2007 | 27 | 27 | #5,321 |
| 2006 | 18 | 18 | #7,024 |
| 2005 | 14 | 14 | #8,149 |
| 2004 | 17 | 17 | #6,964 |
| 2003 | 14 | 14 | #7,827 |
| 2002 | 11 | 11 | #9,213 |
| 2001 | 6 | 6 | #14,590 |
| 2000 | 11 | 11 | #8,922 |
| 1999 | 9 | 9 | #9,981 |
| 1919 | 5 | — | #5,218 |