Where the Nunez name comes from

Nunez is the anglicized spelling of Núñez, a Spanish surname. It began as a patronymic in Old Galician-Portuguese, formed from the given name Nuno and the ending -ez, meaning "son of". The same name carried on into Portuguese as Nunes. English borrowed Nunez directly from Spanish Núñez.

The 2010 United States Census counted 125,350 people named Nunez, making it the 242nd most common surname in the country.