George R. Titus, 80, a Washington advertising executive for many years before he retired in 1969, died Dec. 26 at the Westwood retirement home in Bethesda following a heart attack.

Mr. Titus, who lived in Bethesda, was born in New York City. He attended Columbia University and was graduated from the Parsons School of Design. He worked for several advertising agencies in New York before moving to Washington in 1933 to become the promotion director for the old Washington Times-Herald newspaper.

Following the merger of the Times-Herald with The Washington Post in 1954, Mr. Titus became advertising director of the Woodward & Lothrop department store. In 1960, he became a partner in the advertising agency of McCormick & Titus. In 1962, he joined WTOP radio as its director of sales development and remained there until he retired.

Mr. Titus was chairman of the cultural development committee of the Metropolitan Washington Board of Trade. He was a former director of the YMCA and the Advertising Club of Washington. He also was a former president of the Fossils Club and a member of the Masons.

His wife, Margaret, died in 1979.

Survivors include a daughter, Elaine Hartogensis of Rockville; two sons, Donald and Roger, both of Chevy Chase; a sister, Margaret Gay Titus of New York City, and five grandchildren.