Cognomen Reña (Reña 
) , across the world, is a very rare family name. The cognomen Reña is habitual in Philippines, where it is a very rare surname, Spain, and Argentina, where it is an extremely rare surname. Much less frequently, Reña is the forename as well as the last name.
Joe, Wilmar, Queene, Shelene, Nicanor, Ericson, Emelyne, Herbert, Samantha, Patricia, Jennifer, Mark John, Charlotte, Lord Joel, John Paolo, Brian Carlo, Jesper, Jenny Louise, Anebet, Andreo, Raul, Greg, Lily, Maria, Maica, Allan, Arnel, Carla, Clent, Bobet, Brian, Grace, Elena, Marjon, Symone, Analyn, and Princess Catherine