Family name ゲレーロ (Guerrero 
, ゲレーロ) , all over the world, is a prevalent last name. The cognomen ゲレーロ is characteristic of Guam, where it is a widespread surname, Colombia, where it is a common surname, and Mexico (explore the name in all countries). Measured by absolute frequency, it most frequently occurs in Latin America and the Caribbean, particularly Mexico, Colombia, and Peru. Much less frequently, ゲレーロ is the forename as well as the last name.