Yiannis Moralis, also transliterated Yannis Moralis or Giannis Moralis (1916 - 2009) was an important Greek visual artist and part of the so-called "Generation of the '30s".
Born in Arta, Greece, in 1916, Moralis moved to Athens with his parents in 1927. From the age of 15 he studied at the Athens School of Fine Arts, in 1936 he received a grant from this school to study for a year in Rome. After this, he went to Paris to study fresco and mural work at the École Nationale Supérieure des Beaux-Arts in Paris. He also studied mosaic at the École des Arts et Métiers.
When the Second World War broke out in 1939, Moralis returned to Greece. In 1949 he formed, with other artists the "Armos" art group. This group had its first exhibition in 1950 in Athens' Zappeion. Over the years, Moralis was also involved with creating theatrical set and costume designs for the Greek National Theatre and the Greek National Ballet; illustrating poetic works by Odysseas Elytis and Giorgos Seferis; and decorating architectural works such as the façade of the Athens Hilton, the Metro-Station "Panepistimiou" and the Athens Central Station.
From 1947 Moralis taught at the Athens School of Fine Arts until his retirement in 1983. Moralis died on December 20, 2009 in Athens.