[ 1 syll. rei(n), re-in ] The baby boy name Rein is also used as a girl name. Its pronunciation is REYN †. Rein is used predominantly in the German language and its origin is Germanic. The first name is derived as a diminutive of other German names starting with 'Rein-', from the element 'ragin' (meaning counsel, advice). The name Raina (Slavic, Czech, English, German, Polish, and Russian) is the female version of Rein.
Rein is not regularly used as a baby name for boys. It is listed outside of the top 1000 names.
† English pronunciation for Rein: R as in "race (R.EY.S)" ; EY as in "ate (EY.T)" ; N as in "knee (N.IY)"