Lillis
Every Lillis since 1880 — 637 of them. Popularity, births, and rankings for each year, from official Social Security records.
The story of Lillis
Lillis is not currently in use for newborns in the United States — fewer than five babies received the name in 2025. Its story lives in the historical record below.
Since 1880, 637 American babies have been named Lillis. Its peak came in 1919, when 25 newborns received the name — the signature sound of the 1910s.
The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Lillis stood among all girls' names in any year, or use the compare tool to plot it against other names.
Lillis year by year
Every year since 2001, and five-year steps back to 1880. Rank is within each sex.
| Year | Girls | Girls rank |
|---|---|---|
| 2025 | — | — |
| 2024 | — | — |
| 2023 | — | — |
| 2022 | — | — |
| 2021 | — | — |
| 2020 | — | — |
| 2019 | — | — |
| 2018 | — | — |
| 2017 | — | — |
| 2016 | — | — |
| 2015 | — | — |
| 2014 | — | — |
| 2013 | — | — |
| 2012 | — | — |
| 2011 | — | — |
| 2010 | — | — |
| 2009 | — | — |
| 2008 | — | — |
| 2007 | — | — |
| 2006 | — | — |
| 2005 | — | — |
| 2004 | — | — |
| 2003 | — | — |
| 2002 | — | — |
| 2001 | — | — |
| 2000 | — | — |
| 1995 | — | — |
| 1990 | — | — |
| 1985 | — | — |
| 1980 | — | — |
| 1975 | — | — |
| 1970 | — | — |
| 1965 | — | — |
| 1960 | 5 | #6,904 |
| 1955 | 6 | #5,550 |
| 1950 | 5 | #5,744 |
| 1945 | — | — |
| 1940 | 7 | #3,703 |
| 1935 | 15 | #2,160 |
| 1930 | 12 | #2,622 |
| 1925 | 20 | #1,976 |
| 1920 | 21 | #1,924 |
| 1915 | 20 | #1,711 |
| 1910 | 7 | #2,036 |
| 1905 | — | — |
| 1900 | — | — |
| 1895 | 8 | #1,253 |
| 1890 | 7 | #1,158 |
| 1885 | 7 | #882 |
| 1880 | 6 | #801 |
Frequently asked questions
How popular is the name Lillis in 2025?
Lillis did not appear in the 2025 Social Security data, which means fewer than five babies received the name that year.
How many people are named Lillis?
637 babies have been named Lillis in the United States since 1880, based on Social Security card applications.
When was the name Lillis most popular?
Lillis peaked in 1919, when 25 newborns received the name.
Is Lillis a boy or girl name?
Lillis is overwhelmingly a girl's name — 100% of babies with the name.
Is the name Lillis rising or falling?
Lillis has been roughly stable over the past decade.