Cognomen Трехо (Trejo 
, Трехо 
, Treho 
) , in the world, is a widespread last name. The family name Трехо is habitual in Latin America and the Caribbean, particularly Mexico, where it is a common surname, El Salvador, and Honduras, where it is quite a common surname (explore the name in all countries). Measured by absolute frequency, the name is most common in Mexico, the United States, and Argentina.