Cognomen נוגאי (Nogai 
, נוגאי 
) , in the world, is a rare surname. The cognomen נוגאי is characteristic of Moldova, where it is quite a rare surname, Romania, where it is a rare surname, and Israel. Not in comparison with a country's population, the name is most common in Moldova, Germany, and Romania. Much less frequently, נוגאי is the forename as well as the last name.