Popularity: 11606
Origin: German
Meaning: advice counsel
Rein is a Germanic baby boy name meaning “advice counsel”. Famous for having various spellings, this name is popular in the English language as Reign or Rain. You might also recognize this term for royal subjects in and out of the hit American TV drama Reign. Whether you’re a fan of the royal family or want baby to be their own greatest counsel, Rein is the way to go.