Cognomen Pechu (Petu 
, Pecho 
, Pechu 
) , all over the world, is quite a common family name. The cognomen Pechu is habitual in Peru, where it is quite a common surname, Slovakia, and Bolivia, where it is quite a rare surname. In absolute terms, the name is most common in Peru, Philippines, and Slovakia. Much less frequently, Pechu is the forename as well as the last name.