Meaning and name origin
Oni is not a popular first name for females and an equally uncommon surname or last name for all people (2000 U.S. Census).
Displayed below is a comparison of the popularity of the girl name Oni and its variant forms. Popular variation forms ranked in the Top 1000/100 are Anna (#34), Ana (#222), Annie (#311), Anya (#472), Ann (#945) and Onie. (2014 statistics).