Family name Dubil (Dubil 
, Дубиль 
) , around the world, is a rare cognomen. The surname Dubil is habitual in Germany, where it is a rare surname, Poland, and the United States, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in the United States, Germany, and Indonesia. Likewise, Dubil is the forename as well as the last name.