Surname 赛多 (Sydow 
, 赛多 
) , all around the world, is quite a common last name. The surname 赛多 is characteristic of Sweden, where it is quite a rare surname, Germany, and Iceland. Not in comparison with a country's population, the name is most common in Germany, the United States, and Sweden. Very seldom, 赛多 is the forename as well as the last name.