Pappas or Papas (Greek: Παππάς, Παπάς) is a Greek surname, which means "priest" (occupational surname). The female version of the name is Pappa or Papa (Greek: Παππά, Παπά). Notable individuals with this surname include:
Alexis Pappas (1915–2010), Norwegian chemist
Arthur Pappas, Australian rugby player
Charilaos Pappas, Greek soccer player
Deanna Pappas, American TV Personality
Doug Pappas (1962–2004), American baseball expert
Emmanouel Pappas (1772–1821), leader in the Greek War of Independence from the Ottoman Empire
Erik Pappas, American baseball player
George Pappas, American epistemologist and professor of philosophy
Irene Papas (born 1926), Greek actress
Ithaka Darin Pappas, Artist and songwriter
Jared Pappas-Kelley, American filmmaker and publisher
Manolis Pappas, Greek soccer player
Michael J. Pappas, American politician from New Jersey
Milt Pappas, American baseball player
Nick Pappas, Australian solicitor (lawyer) active in the South Sydney Rabbitohs Rugby League
Nikolaos Pappas (1930–2013), Greek admiral
Nikos Pappas (basketball) (born 1990), Greek basketball player
Nikos Pappas (politician), Greek politician and the current Minister of State.
Robin Pappas, American actress
Tas Pappas, Australian skateboarder
Tasos Pappas, Greek soccer player
Theodore Pappas, executive editor of the Encyclopædia Britannica
Thomas Pappas, United States Army officer involved in the Abu Ghraib scandal
Tom Pappas, American track and field decathlete