Meaning Tarrah is a girls name of Celtic origin and is a variation of the name Tara; it means the hill. Origin of Tarrah Celtic , Irish Popular Middle Names Pronunciation 🔊 Listen Tarrah Tar-rah Similar Names Taqwe TarynKay Taragon Tangerine Arieen Berget Gwendoline Thames Arleigh Travine Year by Year Popularity of Tarrah