Lennart
Every Lennart since 1911 — 426 of them. Popularity, births, and rankings for each year, from official Social Security records.
The story of Lennart
Lennart 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 1911, 426 American babies have been named Lennart. Its peak came in 1916, when 18 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 Lennart stood among all boys' names in any year, or use the compare tool to plot it against other names.
Lennart year by year
Every year since 2001, and five-year steps back to 1880. Rank is within each sex.
| Year | Boys | Boys rank |
|---|---|---|
| 2025 | — | — |
| 2024 | — | — |
| 2023 | — | — |
| 2022 | — | — |
| 2021 | 5 | #13,295 |
| 2020 | — | — |
| 2019 | — | — |
| 2018 | — | — |
| 2017 | — | — |
| 2016 | — | — |
| 2015 | — | — |
| 2014 | — | — |
| 2013 | — | — |
| 2012 | 8 | #9,373 |
| 2011 | — | — |
| 2010 | 5 | #13,480 |
| 2009 | — | — |
| 2008 | — | — |
| 2007 | — | — |
| 2006 | 5 | #13,218 |
| 2005 | — | — |
| 2004 | — | — |
| 2003 | — | — |
| 2002 | — | — |
| 2001 | — | — |
| 2000 | — | — |
| 1995 | — | — |
| 1990 | — | — |
| 1985 | — | — |
| 1980 | — | — |
| 1975 | — | — |
| 1970 | — | — |
| 1965 | — | — |
| 1960 | — | — |
| 1955 | — | — |
| 1950 | 5 | #3,978 |
| 1945 | — | — |
| 1940 | 7 | #3,018 |
| 1935 | 15 | #1,883 |
| 1930 | 16 | #1,933 |
| 1925 | 17 | #1,975 |
| 1920 | 7 | #3,675 |
| 1915 | 12 | #2,249 |
| 1910 | — | — |
| 1905 | — | — |
| 1900 | — | — |
| 1895 | — | — |
| 1890 | — | — |
| 1885 | — | — |
| 1880 | — | — |
Famous people named Lennart
- Lennart Meri Politician · 1929–2006
- Lennart Torstensson Engineer · 1603–1651
- Lennart Johansson Politician · 1929–2019
- Lennart Bernadotte Politician · 1909–2004
- Lennart Skoglund Soccer player · 1929–1975
Ranked by global fame across Wikipedia editions (Pantheon project, MIT).
Frequently asked questions
How popular is the name Lennart in 2025?
Lennart 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 Lennart?
426 babies have been named Lennart in the United States since 1911, based on Social Security card applications.
When was the name Lennart most popular?
Lennart peaked in 1916, when 18 newborns received the name.
Is Lennart a boy or girl name?
Lennart is overwhelmingly a boy's name — 100% of babies with the name.
Is the name Lennart rising or falling?
Lennart has been roughly stable over the past decade.
Who are famous people named Lennart?
Well-known people named Lennart include Lennart Meri (politician), Lennart Torstensson (engineer), Lennart Johansson (politician).