Rai is a form of the English, Hebrew, and Scandinavian Rae.
See also the related category japanese.
Rai is not commonly used as a baby girl name. It is not in the top 1000 names.
Baby names that sound like Rai include Rae (English, Hebrew, and Scandinavian), Ray (English), Raye (English), Rei (Japanese), Rey, Rahi, Rahie, Rahy, Raia, Raii, Rannee, Ranni, Rauha (Finnish), Raya (Slavic and Russian), Rayya (Arabic), Rea (German, Hungarian, Italian, and Polish), Reah (English), Rehann, Rennae (English), and Rennay.
† English pronunciation for Rai: R as in "race (R.EY.S)" ; AA as in "odd (AA.D)" ; IY as in "eat (IY.T)" ; EY as in "ate (EY.T)"