Family name Oddr (Odd 
, Oddur 
, Oddlaug ) , worldwide, is quite a rare surname. The cognomen Oddr is characteristic of Northern Europe, particularly Iceland, where it is quite a rare surname, Norway, and Sweden, where it is a rare surname. Measured by absolute frequency, the name is most common in Pakistan, the United Kingdom, and China. More frequently, Oddr is the forename as well as the last name.