Peithon or Pithon (Greek: Πείθων or Πίθων, about 355 – 314 BC) was the son of Crateuas, a nobleman from Eordaia in western Macedonia. One of the bodyguards of Alexander the Great, later satrap of Media and one of the diadochi. After Peithon returned to Persia, Perdiccas began to distrust him. In the First War of the Diadochi, Perdiccas ordered Peithon to follow him to Ptolemaic Egypt to fight against Ptolemy.