Donald Ryerson Brewster, American advertising executive. Recipient First Place Graniteers New Hampshire Adventurers Club, 1977, First Place Broderson's Mame Advantages Club, 1981, Hatch Merit award Advertising Club Boston, 1983, First Place, Best of Show CHA-HTI, 1986, 87. Member American Horse Shows Association, United States Dressage Federation, New England Dressage Federation, Groton School Alumni Association (class governor), Harvard Yacht.
Bachelor of Arts cum laude, Harvard University, 1967, B.Architecture, 1970, M.Architecture, 1970. Draughtsman, Architects Design Group, Boston, 1966-1968. Yacht designer C. Raymond Hunt Associates, Boston, 1969.
Eastern manager Sail Magazine, Boston, 1970-1973. Editor-public Sailing Industry News, Boston, 1971-1972. President, owner Brewster Advertising, Inc., Cambridge, Massachusetts, since 1973.
Board directors Visiting Nurse Association of Boston, since 1978, clerk foundation, 1984-1987.