Potthast

Potthast is a German surname. Notable people with the surname include:


 * August Potthast (1824–1898), German medieval historian and librarian
 * Dan Potthast (born 1972), American guitarist, vocalist, songwriter
 * Edward Henry Potthast (1857–1927), American impressionist painter
 * Hedwig Potthast (1912–1997), private secretary and mistress of Reichsführer-SS Heinrich Himmler