Cognomen דולו (Dulu 
, דולו 
) , around the globe, is quite a rare family name. The last name דולו is characteristic of Oman, where it is quite a rare surname, Bangladesh, where it is a rare surname, and Qatar. Not in comparison with a country's population, the name is most common in Bangladesh, Indonesia, and Philippines. More frequently, דולו is the forename as well as the last name.