>
Family name Κοσμάς (Cosmas , Kosmas , Κοσμάς ) , around the globe, is a common last name. The cognomen Κοσμάς is characteristic of Greece, where it is a common surname, Tanzania, where it is quite a common surname, and Namibia, where it is quite a rare surname. Not in comparison with a country's population, it is commonest in Tanzania, Nigeria, and Greece. Likewise, Κοσμάς is the forename as well as the last name.