Ioannis Deligiannis (1738–1816)
Ioannis Papagiannopoulos or Ioannis Moragiannis-Deligiannis (1738–1816) was one of the most powerful Proestos (Kodjabashis) of the Peloponnese. He received the nickname "Deligiannis" because of his lively character (Deli= crazy).