Osa
#10,107 for girls in 2025, 9 births · Last seen for boys in 2017 at #12,246
Given to girls 88.7% of the time
- Peak · girls
- 1881 · 9 births
- Debut · girls
- 7 births
- In top 100 · girls
- neverof 146 years
- Total births · girls
- 683since 1880
Osa over time
Rank within each sex, plotted together. Click any year to open it.
Gaps mean fewer than 5 babies received the name that year, so the SSA doesn't publish it.
Show data table
| Year | girls | boys | ||
|---|---|---|---|---|
| rank | births | rank | births | |
| 2025 | #10,107 | 9 | — | |
| 2024 | #13,477 | 6 | — | |
| 2023 | #15,194 | 5 | — | |
| 2022 | — | — | ||
| 2021 | #15,251 | 5 | — | |
| 2020 | — | — | ||
| 2019 | #15,539 | 5 | — | |
| 2018 | — | — | ||
| 2017 | #14,124 | 6 | #12,246 | 5 |
| 2016 | — | — | ||
| 2015 | — | — | ||
| 2014 | — | — | ||
| 2013 | — | — | ||
| 2012 | — | — | ||
| 2011 | #14,824 | 6 | — | |
| 2010 | — | — | ||
| 2009 | — | — | ||
| 2008 | — | — | ||
| 2007 | — | — | ||
| 2006 | — | — | ||
| 2005 | — | — | ||
| 2004 | — | — | ||
| 2003 | — | — | ||
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| 1969 | — | — | ||
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| 1967 | — | — | ||
| 1966 | — | — | ||
| 1965 | — | — | ||
| 1964 | #6,767 | 5 | — | |
| 1963 | — | — | ||
| 1962 | — | — | ||
| 1961 | — | — | ||
| 1960 | — | — | ||
| 1959 | — | — | ||
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| 1955 | — | — | ||
| 1954 | — | — | ||
| 1953 | — | — | ||
| 1952 | — | — | ||
| 1951 | — | — | ||
| 1950 | #3,962 | 8 | — | |
| 1949 | — | — | ||
| 1948 | #5,243 | 5 | — | |
| 1947 | #4,007 | 8 | — | |
| 1946 | #3,665 | 8 | — | |
| 1945 | — | — | ||
| 1944 | — | — | ||
| 1943 | — | — | ||
| 1942 | — | — | ||
| 1941 | #4,420 | 5 | — | |
| 1940 | #4,349 | 5 | — | |
| 1939 | #2,922 | 9 | — | |
| 1938 | — | — | ||
| 1937 | #2,317 | 13 | — | |
| 1936 | #3,701 | 6 | — | |
| 1935 | #3,156 | 8 | — | |
| 1934 | — | — | ||
| 1933 | — | — | ||
| 1932 | — | — | ||
| 1931 | #3,226 | 8 | — | |
| 1930 | #2,425 | 13 | #4,001 | 5 |
| 1929 | #4,570 | 5 | #3,247 | 7 |
| 1928 | #4,725 | 5 | #3,357 | 7 |
| 1927 | #3,561 | 8 | — | |
| 1926 | #3,873 | 7 | — | |
| 1925 | #2,778 | 12 | #4,197 | 5 |
| 1924 | #4,002 | 7 | — | |
| 1923 | #2,091 | 18 | — | |
| 1922 | #2,387 | 15 | — | |
| 1921 | #2,378 | 15 | #2,804 | 10 |
| 1920 | #2,263 | 16 | #2,967 | 9 |
| 1919 | #2,640 | 12 | #4,168 | 5 |
| 1918 | #1,805 | 21 | #3,368 | 7 |
| 1917 | #2,100 | 16 | #3,981 | 5 |
| 1916 | #2,658 | 11 | #2,543 | 10 |
| 1915 | #1,883 | 17 | #3,082 | 7 |
| 1914 | #3,188 | 6 | #3,264 | 5 |
| 1913 | #2,164 | 9 | — | |
| 1912 | — | — | ||
| 1911 | #1,956 | 7 | — | |
| 1910 | #2,398 | 5 | — | |
| 1909 | #1,607 | 8 | — | |
| 1908 | #1,547 | 8 | — | |
| 1907 | #1,142 | 12 | — | |
| 1906 | #872 | 18 | — | |
| 1905 | — | — | ||
| 1904 | #880 | 17 | — | |
| 1903 | #1,027 | 12 | — | |
| 1902 | #1,075 | 11 | — | |
| 1901 | #1,067 | 10 | — | |
| 1900 | #1,053 | 13 | — | |
| 1899 | #791 | 17 | — | |
| 1898 | #1,263 | 8 | — | |
| 1897 | #982 | 11 | — | |
| 1896 | #1,047 | 10 | — | |
| 1895 | #932 | 12 | — | |
| 1894 | #744 | 16 | — | |
| 1893 | #767 | 15 | — | |
| 1892 | #616 | 21 | — | |
| 1891 | #644 | 17 | — | |
| 1890 | #791 | 12 | — | |
| 1889 | #1,025 | 7 | — | |
| 1888 | #837 | 10 | — | |
| 1887 | #937 | 7 | — | |
| 1886 | #693 | 11 | — | |
| 1885 | #1,047 | 5 | — | |
| 1884 | #793 | 8 | — | |
| 1883 | #692 | 8 | — | |
| 1882 | #678 | 8 | — | |
| 1881 | #582 | 9 | — | |
| 1880 | #679 | 7 | — | |
In the first year the SSA published name data, Osa was already there! It came in at #679, and was given to 7 baby girls.
Quietest stretch: 1905, when fewer than 5 girls a year got the name.
See more about Osa
- 3,370 spots since 2024 (#13,477 → #10,107)
- Biggest jump: 472 spots in 1899 (#1,263 → #791)
- Biggest drop: 281 spots in 1898 (#982 → #1,263)
- Debuted 1880
- Peaked 1881 at #582 (9 births)
- Births halved by 1905, 24 yrs later
- Top 10: never
- Top 100: never
- Top 1,000: 18 yrs · run 1890–1895
- Highest: 1 in 10,111 girls born in 1892 were named Osa (0.01%)
- Latest: 1 in 178,585 girls born in 2025 (0.00%)
- Its best rank, #582 in 1881, was only 1 in 10,217 (0.01%) — a smaller share of a much bigger birth year
- 20.4% of all girls named Osa (139) were born in this decade
- Mostly boys until 1929, mostly girls since
Show by decade
| Decade | Births | Best rank | Avg rank |
|---|---|---|---|
| 1880s | 80 | #582 (1881) | #796 |
| 1890s | 139 | #616 (1892) | #858 |
| 1900s | 109 | #872 (1906) | #1,141 |
| 1910s | 104 | #1,805 (1918) | #2,310 |
| 1920s | 108 | #2,091 (1923) | #3,263 |
| 1930s | 57 | #2,317 (1937) | #2,958 |
| 1940s | 31 | #3,665 (1946) | #4,337 |
| 1950s | 8 | #3,962 (1950) | #3,962 |
| 1960s | 5 | #6,767 (1964) | #6,767 |
| 1970s | 0 | — | — |
| 1980s | 0 | — | — |
| 1990s | 0 | — | — |
| 2000s | 0 | — | — |
| 2010s | 17 | #14,124 (2017) | #14,829 |
| 2020s | 25 | #10,107 (2025) | #13,507 |
All figures count published births only (names given to at least 5 girls in a year). Registrations before 1937 are incomplete, so early shares and totals run low.
Osa in 1892
Top girls' names in 1892
More about 1892
girls
212,339 girls got a published name in 1892; 1 in 10,111 of them was named Osa, which outranked 62.9% of the 1,661 girls' names that year. The ten most popular names covered 20.6% of girls (24.6% in 1880, 7.0% in 2025).