Sir Robert Corbet (c. 1354 – 5 July 1417) was an English landowner, Member of Parliament (MP) and High Sheriff.
He was born the son and heir of Sir Robert Corbet (c. 1330 – 1404) of Kings Bromley, Staffordshire and Hadley, Shropshire.
He was knighted by July 1372, after military service in France under the command of Thomas of Woodstock from June to September 1378.
He had married three times: firstly Alice, the daughter and heiress of Sir John Langton of Hoddesdon, Hertfordshire; secondly Joan, daughter and coheir of Ralph Broc of Northchurch, Hertfordshire and the widow of Sir Peter Scudamore of Upton Scudamore, Wiltshire; and thirdly another Joan, the daughter of Sir John Thornbury and widow of both William Peyto of Chesterton, Warwickshire and John Knightley of Gnosall, Staffordshire.
He was succeeded by his daughter Sibyl, wife of John Greville of Sezincote, Gloucestershire.