Platon Eustathios Drakoulis or Drakoules (Greek: Πλάτων Δρακούλης; 1858 – 1934 or 1942) was a Greek socialist politician. Drakoulis, once a lecturer at Oxford University, was one of the pioneers of the socialist labour movement in Greece. An energetic agitator and the most prominent figure in the nascent socialist movement, Drakoulis founded the . In August 1910, he was one of ten socialists elected to the national parliament and cooperated with the political party of Eleftherios Venizelos. He supported Greece's war efforts during the first world war. He was a founder of the Greek Anti-Carnivore society and married English humanitarian and animal rights campaigner Alice Marie Lambe, in 1907.