Surname Marilu (Marilu 
, Marilú , Marilù 
) , in all the world, is a common cognomen. The last name Marilu is characteristic of Latin America and the Caribbean, particularly Mexico, where it is quite a common surname, Honduras, and Nicaragua, where it is quite a rare surname. In absolute terms, it most frequently occurs in Latin America and the Caribbean, particularly Mexico, Venezuela, and Peru. Likewise, Marilu is the forename as well as the last name.