Family name Ninyo (Ninyo 
, ניניו 
) , worldwide, is a rare cognomen. The cognomen Ninyo is characteristic of Israel, where it is quite a rare surname, Morocco, where it is a rare surname, and Bulgaria. Not in comparison with a country's population, it is the most numerous in Israel, Morocco, and Nigeria. Very seldom, Ninyo is the forename as well as the last name.