Robert Brewster

Robert Brewster may refer to:


 * Robert Brewster (American football) (born 1986), American football player
 * Robert Brewster (cricketer) (1867–1962), Australian cricketer
 * Robert Brewster (Roundhead) (1599–1663), English politician
 * Lieutenant General Robert Brewster, fictional character in Terminator 3: Rise of the Machines