Sir Robert Brackenbury (d. 1485) was one of Richard III of England's close associates. He was treasurer of Richard's household when he was duke of Gloucester. When Richard took the throne Brackenbury received a number of appointments, including Lieutantant of the Tower of London, Sheriff of Kent, and control of various royal castles and manors in the southeast of England. After the rebellion of 1483, Brackenbury was given a number of forfeited estates in the southeast. He died at the Battle of Bosworth Field.