Postel is a surname, and may refer to: Guillaume Postel (1510–1581), French linguist, astronomer, Cabbalist, diplomat, and religious universalist Christian Heinrich Postel (1658–1705), German jurist, epic poet and opera librettist Georg-Wilhelm Postel, a World War II German general Gert Postel, a German impostor Guillaume Postel, a French polymath Jon Postel, an Internet pioneer Kaitlynne Postel, a competitor for Miss America 2008 Sandra Postel, founder of the Global Water Policy Project Postel is also a village in the Mol municipality in Belgium, the location of Postel Abbey. See also Postell, surname