Cognomen Pakao (Pakao 
, Pokol 
) , globally, is a rare family name. The cognomen Pakao is habitual in Hungary, where it is quite a rare surname, Myanmar, where it is a rare surname, and Finland, where it is a very rare surname. Measured by absolute frequency, the name is most common in Hungary, Myanmar, and the United States. Very seldom, Pakao is the forename as well as the last name.