Sir Robert Roos[a] (died 30 December 1448), Lord of Moor End, was an English knight and administrator who served as Carver to King Henry VI of England, Seneschal of Gascony (1442–43), Keeper of Rockingham Castle and Lordship of Rockingham (1443–1448) and Chamberlain and Customer of Berwick-on-Tweed in 1445.
Appointed in 1440, Robert was one of the ambassadors to negotiate a peace with France and during 1442 he treated for the king's marriage.
[1] He had been appointed as one Henry VI's household knights around this time and served as Carver to the King.
[1] In 1448, Roos was sent to conclude a truce with France as part of the Hundred Years' War.
[1] Robert died on 30 December 1448 and was buried in St. Mary's church at Pipewell, Northamptonshire.