Last name 丹西 (Dancy 
, 丹西 , Dancey 
) , all over the world, is quite a common surname. The family name 丹西 is habitual in the United States, where it is quite a rare surname, Canada, and New Zealand, where it is a rare surname. Not in comparison with a country's population, the name is most common in the United States, the United Kingdom, and Canada. Very seldom, 丹西 is the forename as well as the last name.