Cognomen Demorin (Demorin 
) , in the world, is a rare surname. The family name Demorin is habitual in Philippines, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Demorin is the forename as well as the last name.
Lea, Welde, Marlon, Marvin, Almira, Atrice, Briana, Renato, Dianne, Dieula, Lumise, Joseph, Nicole, Franky, Frantz, Frenel, Wadson, Melissa, Shanice, Armando, Clarita, Babylyn, Wally, Oscar, Felix, Fritz, Aida, Rick, Dino, Jecy, Edma, Emma, Zeny, Marie, Steve, Alvin, Paterno, Andre, Amado, Karen, Pheps, Rodny, Gerry, Jamar, Jonel, Jomar, Jenny, Jimmy, Arnel, and Pheomie