Billi
A female given name from the Germanic languages, derived from Williamina or Wilhelmina, or directly from the masculine Billy.
Every Billi since 1915 — 1,746 of them. Popularity, births, and rankings for each year, from official Social Security records.
The story of Billi
Billi 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 1915, 1,746 American babies have been named Billi. Its peak came in 1976, when 84 newborns received the name — the signature sound of the 1970s.
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 Billi stood among all girls' names in any year, or use the compare tool to plot it against other names.
Billi year by year
Every year since 2001, and five-year steps back to 1880. Rank is within each sex.
| Year | Girls | Girls rank | Boys | Boys rank |
|---|---|---|---|---|
| 2025 | — | — | — | — |
| 2024 | — | — | — | — |
| 2023 | — | — | — | — |
| 2022 | — | — | — | — |
| 2021 | — | — | — | — |
| 2020 | 6 | #13,738 | — | — |
| 2019 | 8 | #11,540 | — | — |
| 2018 | — | — | — | — |
| 2017 | 5 | #16,283 | — | — |
| 2016 | 7 | #13,119 | — | — |
| 2015 | 8 | #12,017 | — | — |
| 2014 | 6 | #14,876 | — | — |
| 2013 | 7 | #13,406 | — | — |
| 2012 | 5 | #17,319 | — | — |
| 2011 | 7 | #13,592 | — | — |
| 2010 | 5 | #17,443 | — | — |
| 2009 | 5 | #17,737 | — | — |
| 2008 | — | — | — | — |
| 2007 | 5 | #18,061 | — | — |
| 2006 | — | — | 5 | #12,257 |
| 2005 | 9 | #11,060 | — | — |
| 2004 | 8 | #11,774 | — | — |
| 2003 | 11 | #9,143 | — | — |
| 2002 | 10 | #9,591 | — | — |
| 2001 | 9 | #10,230 | — | — |
| 2000 | 9 | #10,015 | — | — |
| 1995 | 17 | #5,475 | — | — |
| 1990 | 15 | #5,861 | — | — |
| 1985 | 19 | #4,140 | — | — |
| 1980 | 51 | #2,045 | — | — |
| 1975 | 63 | #1,571 | — | — |
| 1970 | 55 | #1,682 | — | — |
| 1965 | 30 | #2,159 | — | — |
| 1960 | 11 | #3,938 | — | — |
| 1955 | 8 | #4,401 | — | — |
| 1950 | 9 | #3,689 | — | — |
| 1945 | 6 | #4,069 | — | — |
| 1940 | — | — | — | — |
| 1935 | — | — | — | — |
| 1930 | — | — | — | — |
| 1925 | — | — | — | — |
| 1920 | — | — | — | — |
| 1915 | 5 | #4,355 | — | — |
| 1910 | — | — | — | — |
| 1905 | — | — | — | — |
| 1900 | — | — | — | — |
| 1895 | — | — | — | — |
| 1890 | — | — | — | — |
| 1885 | — | — | — | — |
| 1880 | — | — | — | — |
Frequently asked questions
What does the name Billi mean?
A female given name from the Germanic languages, derived from Williamina or Wilhelmina, or directly from the masculine Billy.
How popular is the name Billi in 2025?
Billi 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 Billi?
1,746 babies have been named Billi in the United States since 1915, based on Social Security card applications.
When was the name Billi most popular?
Billi peaked in 1976, when 84 newborns received the name.
Is Billi a boy or girl name?
Billi is overwhelmingly a girl's name — 100% of babies with the name.
Is the name Billi rising or falling?
Billi is declining — less popular now than a decade ago.