Memor (died c. 262) was a Roman usurper against Emperor Gallienus.Memor was a Northern African Roman official, responsible for the Egyptian grain supply to Rome. After the defeat of the Macriani usurpers, Emperor Gallienus sent his general Aurelius Theodotus to Egypt to secure his hold on the province. Theodotus defeated Mussius Aemilianus who had staged a rebellion. His soldiers also killed Memor who had begun preparations for a rebellion.