Family name Rejis (Rejis 
) , around the globe, is a rare surname. The cognomen Rejis is characteristic of Latin America and the Caribbean, particularly Paraguay, where it is quite a rare surname, the Dominican Republic, where it is a rare surname, and Argentina. Not in comparison with a country's population, it is the most numerous in Paraguay, Argentina, and Indonesia. Likewise, Rejis is the forename as well as the last name.