Robert Corbet (1383–1420) of Moreton Corbet, Shropshire, was an English soldier, politician and landowner who represented Shropshire twice in the House of Commons of England. A retainer of Thomas FitzAlan, 12th Earl of Arundel, and implicated in his alleged misrule in Shropshire, he accompanied his patron to the Siege of Harfleur and suffered a temporary eclipse after his death.