Raine is an English form of the Slavic, Czech, English, German, Polish, and Russian Raina.
Raine is also a shortening of the English, German, and Polish Regina.
Raine is not popular as a baby girl name. It is not in the top 1000 names. In 2018, out of the family of girl names directly related to Raine, Regina was the most widely used.
† Pronunciation for Raine: R as in "race (R.EY.S)" ; EY as in "ate (EY.T)" ; N as in "knee (N.IY)"