Family name Decon (Decon 
) , all around the world, is a rare last name. The cognomen Decon is characteristic of Philippines, where it is a rare surname, New Zealand, and Argentina, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Philippines, France, and Argentina. Very seldom, Decon is the forename as well as the last name.
Mr, Sally, Alain, Alvin, Allan, Annie, Abdou, Adair, Coney, Karem, Myrna, Ralph, Ruben, Dante, Diana, Digna, Gemma, Layla, Lewis, Lucia, James, Rodel, Mercy, Mayra, Mario, Ana, Rex, Mary, Alex, Adam, Chad, Paul, Rosa, Ruth, Levy, Lucy, Jose, John, Joel, Joey, Jean, Tete, Nona, Noly, Eton, Maria, Jairo, and Joven