Across the world, Mayse (Mayse 
, Маисе 
) is a rare epicene forename. The forename Mayse is habitual in Brazil, where it is a rare unisex name, Russia, where it is a very rare female name, and Turkey. Not in comparison with a country's population, it is the most numerous in Brazil, Russia, and the United States. Also, Mayse is the last name as well as the forename.