Last name Regalon (Regalon 
) , in the world, is a rare surname. The cognomen Regalon is habitual in Spain, where it is a rare surname, France, where it is a very rare surname, and Chile, where it is an extremely rare surname. In absolute terms, it most frequently occurs in Spain, the United States, and France. Also, Regalon is the forename as well as the last name.