Meaning

noun type genus of the Ranidae

originVarious origins of surname: * Borrowed from Hindi राणा (rāṇā), a Rajput surname which probably is a back-formation from रानी (rānī, “queen”). * Borrowed from Italian and Spanish Rana, a nickname for someone with bulging eyes or a croaky voice, from rana (“frog”). * Borrowed from Galician Raña, a habitational surname from a village in the province of A Coruña.

Etymology from Wiktionary, CC BY-SA 3.0