See also the related category bini.
Onna is not commonly used as a baby girl name. It is listed outside of the top 1000.
Baby names that sound like Onna include Ahnna, Onga, Ongie, Onicks, Oniks, Onyx, Aagje (Dutch), Aena, Agnès (Catalan and French), Aintza (Basque), Amachee, Amice (English), Amise, Anaís, Anaïse, Anayah, Anays, Anees, Aneke, and Anesha.
† approx English pronunciation for Onna: AA as in "odd (AA.D)" ; N as in "knee (N.IY)" ; AH as in "mud (M.AH.D)"