Oni is a very rare variant of Ona that peaked in 2020 and has since faded.
Oni is predominantly a girl name. It last appears in U.S. records in 2023. Oni first appears in 1973 and peaked in 2020 (17 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2023 | 13 | 13 | #14,730 | #10,514 |
| 2022 | 8 | 8 | #11,961 | — |
| 2021 | 14 | 14 | #7,929 | — |
| 2020 | 22 | 22 | #6,855 | #13,526 |
| 2019 | 12 | 12 | #8,983 | — |
| 2018 | 11 | 11 | #9,658 | — |
| 2017 | 16 | 16 | #7,350 | — |
| 2016 | 9 | 9 | #11,560 | — |
| 2015 | 9 | 9 | #11,614 | — |
| 2013 | 5 | 5 | #18,595 | — |
| 2010 | 8 | 8 | #13,162 | — |
| 2009 | 8 | 8 | #13,377 | — |
| 2008 | 11 | 11 | #10,619 | — |
| 2007 | 5 | 5 | #19,775 | — |
| 2006 | 9 | 9 | #12,174 | — |
| 2005 | 6 | 6 | #15,938 | — |
| 2004 | 11 | 11 | #9,745 | — |
| 2003 | 7 | 7 | #13,464 | — |
| 2002 | 8 | 8 | #11,914 | — |
| 2000 | 10 | 10 | #9,697 | — |
| 1998 | 10 | 10 | #9,098 | — |
| 1995 | 6 | — | #12,915 | — |
| 1988 | 6 | — | #11,339 | — |
| 1983 | 7 | — | #8,706 | — |
| 1982 | 7 | — | #8,915 | — |
| 1980 | 12 | — | #5,804 | — |
| 1979 | 8 | — | #7,819 | — |
| 1977 | 6 | — | #9,285 | — |
| 1976 | 8 | — | #7,077 | — |
| 1975 | 9 | — | #6,301 | — |
| 1973 | 6 | — | #8,115 | — |