Richard Dennison Coursen, 82, who from the late 1970s to late 1980s ran the Washington lobbying firm Coursen & Co., died Jan. 3 at Indian River Memorial Hospital in Vero Beach, Fla., after a stroke. He lived in Vero Beach for the last 12 years.

Mr. Coursen worked at what became the Malaysian Tin Bureau in Washington from 1953 until leaving as its director, effectively its lobbyist, to start Coursen & Co.

He was born in Newark and graduated from Phillips Andover Academy in Massachusetts. He received a bachelor's degree in English from Yale University in 1940.

After serving in the Army during World War II and receiving a Bronze Star, Mr. Coursen was an advertising executive in Minnesota at Pillsbury Co. and Northrop King agriculture company.

He was a past president of the Yale Club of Washington, D.C., and his memberships included the National Republican Club, Chevy Chase Club and Burning Tree Club.

He frequently competed in amateur golfing tournaments.

His marriage to Helen Stevens Coursen ended in divorce.

Survivors include his wife of 29 years, Carolyn Yeaw Coursen, of Vero Beach; two sons from his first marriage, Timothy S., of Olney, and Christopher D., of Bethesda; three stepdaughters, Patricia President of Fairfax Station, Katherine Alford-Johnson of New York City and Carolyn Cason of Pasadena, Calif.; and seven grandchildren.