John Argyropoulos (Greek: Ἰωάννης Ἀργυρόπουλος Ioannis Argiropoulos, Italian: Giovanni Argiropulo, surname also spelt Argyropulus, or Argyropulos, or Argyropulo; c. 1415 – 26 June 1487) was a lecturer, philosopher and humanist, one of the émigré Greek scholars who pioneered the revival of Classical learning in 15th-century Italy.