Onna is a rare variant of Ona that peaked in 2015 and has grown less common since.
Onna is a girl name. In 2025 it ranked #8,736 for girl births in the United States (and #14,887 across all names), given to 12 babies. Onna first appears in 1927 and peaked in 2015 (33 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 12 | 12 | #8,736 |
| 2024 | 6 | 6 | #14,846 |
| 2023 | 8 | 8 | #11,935 |
| 2022 | 13 | 13 | #8,407 |
| 2021 | 16 | 16 | #7,182 |
| 2020 | 11 | 11 | #9,391 |
| 2019 | 15 | 15 | #7,629 |
| 2018 | 8 | 8 | #12,220 |
| 2017 | 17 | 17 | #7,029 |
| 2016 | 19 | 19 | #6,611 |
| 2015 | 33 | 33 | #4,376 |
| 2014 | 29 | 29 | #4,866 |
| 2013 | 12 | 12 | #9,475 |
| 2012 | 14 | 14 | #8,524 |
| 2011 | 11 | 11 | #10,229 |
| 2010 | 8 | 8 | #13,164 |
| 2009 | 16 | 16 | #7,977 |
| 2008 | 20 | 20 | #6,747 |
| 2007 | 13 | 13 | #9,410 |
| 2006 | 12 | 12 | #9,755 |
| 2005 | 14 | 14 | #8,228 |
| 2004 | 16 | 16 | #7,309 |
| 2003 | 13 | 13 | #8,360 |
| 2002 | 7 | 7 | #13,269 |
| 2001 | 5 | 5 | #17,255 |
| 2000 | 12 | 12 | #8,419 |
| 1999 | 9 | 9 | #10,107 |
| 1998 | 13 | 13 | #7,420 |
| 1997 | 12 | — | #7,611 |
| 1996 | 6 | — | #13,016 |
| 1995 | 10 | — | #8,558 |
| 1994 | 8 | — | #10,262 |
| 1992 | 6 | — | #12,898 |
| 1991 | 9 | — | #9,140 |
| 1990 | 12 | — | #7,177 |
| 1989 | 6 | — | #11,902 |
| 1988 | 9 | — | #8,182 |
| 1987 | 5 | — | #12,663 |
| 1986 | 12 | — | #6,043 |
| 1983 | 13 | — | #5,361 |
| 1982 | 11 | — | #6,237 |
| 1979 | 5 | — | #11,398 |
| 1977 | 9 | — | #6,712 |
| 1976 | 6 | — | #8,890 |
| 1975 | 5 | — | #10,129 |
| 1973 | 5 | — | #9,361 |
| 1972 | 6 | — | #7,944 |
| 1971 | 7 | — | #7,140 |
| 1970 | 9 | — | #5,690 |
| 1968 | 7 | — | #6,070 |
| 1967 | 10 | — | #4,531 |
| 1966 | 10 | — | #4,399 |
| 1964 | 10 | — | #4,558 |
| 1963 | 5 | — | #7,339 |
| 1962 | 8 | — | #5,169 |
| 1961 | 7 | — | #5,689 |
| 1960 | 6 | — | #6,193 |
| 1958 | 6 | — | #5,920 |
| 1956 | 6 | — | #5,776 |
| 1949 | 8 | — | #4,142 |
| 1947 | 8 | — | #4,246 |
| 1941 | 7 | — | #3,861 |
| 1927 | 5 | — | #5,408 |