Cognomen אובו (אובו 
, Aaboe 
) , in the entire world, is a rare surname. The surname אובו is habitual in Norway, where it is quite a rare surname, Denmark, and Canada, where it is a very rare surname. In absolute terms, the name is most common in Norway, Denmark, and the United States. Much less frequently, אובו is the forename as well as the last name.