Hass (or Haß) is a German surname. Notable people with this surname include the following:

• Amira Hass (born 1956), an Israeli journalist and author
• Eric Hass (1905–1980), an American politician and Socialist Labor party presidential candidate
• Hans Hass (1919–2013), an Austrian biologist and diving pioneer; husband of Lotte Hass
• Hedwig Haß (1902–1992), a German fencer and Olympic competitor
• Hieronymus Albrecht Hass (1689–1752), a German harpsichord maker; father of J. A. Hass
• Joel Hass (born?), an American mathematician and professor
• Johann Adolph Hass (1713–1771), a German clavichord maker; son of H. A. Hass
• Karl Hass (1912–2004), a German SS lieutenant-colonel during World War II
• Lotte Hass (1928–2015), an Austrian diver and underwater model; wife of Hans Hass
• Ludwik Hass (1918–2008), a Polish historian
• Mark Hass (born 1956), an American politician
• Mike Hass (born 1983), an American football player
• Ray Hass (born 1977), a South African born Australian swimmer
• Robert Hass (born 1941), an American Poet Laureate and translator
• Robert Bernard Hass (born 1962), an American literary critic, author, and poet
• Rudolph Hass (1892–1952), an American horticulturist, developer of the Hass avocado
• Siegfried Haß (1898–1987), a German Wehrmacht general during World War II
• Steve Hass (born 1975), an American drummer
• Walter Hass (1911–1987), an American football coach and athletic director
• Wilbert H. Hass (1906-1959), an American paleontologist
• Yvette Hass (born 1985), a Swedish fashion designer and business woman

See also

• Haas (surname)