Cognomen Ilmas (Ilmas 
, Ильмас 
, Илмас 
) , around the globe, is a rare surname. The surname Ilmas is characteristic of Estonia, where it is quite a rare surname, Morocco, where it is a very rare surname, and Greece. Not in comparison with a country's population, it is commonest in Pakistan, Indonesia, and India. More frequently, Ilmas is the forename as well as the last name.