Hartz is a surname, and may refer to: Donna Hartz, Aboriginal Australian midwife and academic Harris Hartz (born 1947), U.S. federal judge Harry Hartz (1896—1974), U.S. racecar driver Jim Hartz (born 1940), U.S. television personality Louis Hartz (1919—1986), U.S. political scientist Nikolaj Hartz (1867—1937), Danish geologist and botanist Peter Hartz (born 1941), German business executive (Hartz concept) William J. Hartz, U.S. composer and lyricist The corporate name may refer to: Hartz Mountain Industries, a real estate and pet product conglomerate See also Hartz Mountains (Tasmania) Harz Mountains (Germany)