Aiva is not popular as a baby girl name. It is not in the top 1000 names. In 2012, among the family of girl names directly related to Aiva, Ava was the most frequently used.
Baby names that sound like Aiva include Abie (English), Aife, Ava (English and German), Avey, Eba (English), Ebah, Ebba (English and German), Ebbah, Ebbe, Ebbea, Ebbey, Ebbi, Ebbie (Bini), Ebby (Bini), Ebe, Eeva (Finnish), Efa (Welsh), Efah (Hebrew), Effi (German and English), and Effie (Hebrew, English, and Scottish).
† approx English pronunciation for Aiva: EY as in "ate (EY.T)" ; V as in "vow (V.AW)" ; AH as in "mud (M.AH.D)"