Family name 沃思 (Worth 
, Wirth , Werth ) , across the world, is a common last name. The cognomen 沃思 is habitual in Liechtenstein, where it is quite a common surname, Switzerland, and Malta (explore the name in all countries). Not in comparison with a country's population, this name is the most popular in Germany, the United States, and Switzerland. Very seldom, 沃思 is the forename as well as the last name.