Cognomen Pettia (Peco 
, Pece , Peça 
) , in the entire world, is quite a common surname. The cognomen Pettia is habitual in Southern Europe, particularly North Macedonia, where it is a common surname, Bosnia and Herzegovina, where it is quite a common surname, and Slovenia, where it is quite a rare surname. Not in comparison with a country's population, it most frequently occurs in North Macedonia, Bosnia and Herzegovina, and Philippines. Very seldom, Pettia is the forename as well as the last name.