Family name 海泽 (海泽 
, Heiser 
, Haize 
) , across the world, is a common cognomen. The cognomen 海泽 is characteristic of Western Europe, particularly Belgium, where it is quite a rare surname, Germany, and Luxembourg. Not in comparison with a country's population, it most frequently occurs in the United States, Germany, and France. Very seldom, 海泽 is the forename as well as the last name.