Lillyan is an uncommon variant of Lilyana that peaked in 2009 and has since faded.
Lillyan is a girl name. In 2025 it ranked #8,142 for girl births in the United States (and #13,984 across all names), given to 13 babies. Lillyan first appears in 1906 and peaked in 2009 (193 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 13 | 13 | #8,142 |
| 2024 | 14 | 14 | #7,811 |
| 2023 | 22 | 22 | #5,664 |
| 2022 | 24 | 24 | #5,407 |
| 2021 | 25 | 25 | #5,179 |
| 2020 | 32 | 32 | #4,323 |
| 2019 | 37 | 37 | #3,970 |
| 2018 | 52 | 52 | #3,142 |
| 2017 | 64 | 64 | #2,706 |
| 2016 | 64 | 64 | #2,727 |
| 2015 | 80 | 80 | #2,331 |
| 2014 | 110 | 110 | #1,847 |
| 2013 | 127 | 127 | #1,672 |
| 2012 | 166 | 166 | #1,394 |
| 2011 | 160 | 160 | #1,423 |
| 2010 | 172 | 172 | #1,360 |
| 2009 | 193 | 193 | #1,265 |
| 2008 | 142 | 142 | #1,600 |
| 2007 | 144 | 144 | #1,576 |
| 2006 | 132 | 132 | #1,622 |
| 2005 | 107 | 107 | #1,826 |
| 2004 | 89 | 89 | #2,056 |
| 2003 | 73 | 73 | #2,312 |
| 2002 | 48 | 48 | #3,044 |
| 2001 | 29 | 29 | #4,273 |
| 2000 | 33 | 33 | #3,842 |
| 1999 | 20 | 20 | #5,348 |
| 1998 | 17 | 17 | #5,965 |
| 1997 | 10 | — | #8,754 |
| 1996 | 5 | — | #14,830 |
| 1990 | 6 | — | #12,252 |
| 1938 | 6 | — | #4,115 |
| 1936 | 5 | — | #4,575 |
| 1933 | 5 | — | #4,580 |
| 1929 | 5 | — | #4,977 |
| 1928 | 6 | — | #4,488 |
| 1927 | 5 | — | #5,257 |
| 1926 | 9 | — | #3,416 |
| 1925 | 7 | — | #4,247 |
| 1924 | 7 | — | #4,250 |
| 1923 | 18 | — | #2,128 |
| 1922 | 7 | — | #4,259 |
| 1921 | 14 | — | #2,572 |
| 1920 | 11 | — | #3,009 |
| 1919 | 18 | — | #2,030 |
| 1918 | 18 | — | #2,070 |
| 1917 | 11 | — | #2,790 |
| 1916 | 10 | — | #2,939 |
| 1915 | 16 | — | #2,010 |
| 1914 | 11 | — | #2,200 |
| 1913 | 10 | — | #2,103 |
| 1912 | 6 | — | #2,820 |
| 1908 | 6 | — | #1,995 |
| 1906 | 5 | — | #2,101 |