Family name 伍丁 (伍丁 
, Woodin 
) , in the world, is quite a rare surname. The family name 伍丁 is characteristic of the United States, where it is a rare surname, the United Kingdom, and Australia. Not in comparison with a country's population, it is commonest in the United States, the United Kingdom, and Canada. Very seldom, 伍丁 is the forename as well as the last name.