Family name Defillo (Defillo 
) , throughout the world, is a rare last name. The surname Defillo is habitual in the Dominican Republic, where it is quite a rare surname, the United States, where it is a very rare surname, and Spain, where it is an extremely rare surname. In absolute terms, it most frequently occurs in the Dominican Republic, the United States, and Brazil.
Ana, Terry, Norma, Erica, Wendy, Marika, Marcos, Marlon, Sandra, Alonzo, Archie, Arlene, Brandy, Brenda, Blance, Rafael, Raquel, Robert, Debbie, Daniel, Danilo, Darrin, Taece, Julio, Julia, Louis, Mary, Mark, Alma, Rita, Ruth, Gary, Jose, Juan, Maria, Misce, Donald, Shawn, April, Cesar, Brent, Brett, Peter, Pilar, Raqui, Rocio, Laura, Leeza, Susan, and Joseph