George Batchelder Gerrish, 55, assistant for special govenment programs with IBM here, died Sunday at Suburban Hospital after a heart attack. He died in Kensington.

He joined IBM in 1950 and held various assignments with the corporation in New York State before moving to the Washington area in 1959. His responsiilities here included IBM's work on the Apollo space project.

Mr. Gerrish was born in Portland, Maine. He graduated from Dartmouth College and earned a master's degree from its Amos Tuck School of Business Administration. He served in Europe with the Army in World War II and was wounded in France.

He was a charter member and vice-president of the Potomac-Bethesda Rotary Club and was active in the Kensington Historical Society and the Rock Creek Hills Civic Association. He belonged to All Saints Episcopal Church in Chevy Chase.

A descendant of Gov. William Bradford of the Plymouth Colony, Mr. Gerrish was a member of the Mayflower Society.

He is survived by his wife, the former Jean Sutherland of Kensington; a son, James Kellogg of Cincinnati; three daughters, Meg Stone of Chicago, Susan Porter Gerrish of Gaithersburg, and Anne Small Gerrish of Rockville, and a brother, John, of Germany.