Isaac (Ike) McKee, 65, assistant director for unit operations of the D.C. Recreation Department, where he had worked since 1968, died of a heart ailment Jan. 9 at Greater Southeast Community Hospital. He lived in Washington.

He was in charge of day-to-day operations of the department's 126 centers and playgrounds.

Mr. McKee was born in Alabama and reared in Pittsburgh. He was a graduate of the University of Maine and received a master's degree in sociology from American University. He served in the Army in Europe during World War II.

He moved to this area in 1949. He worked for the D.C. Public Welfare Department, and was a field operations officer with the American Red Cross from 1959 to 1968, when he joined the Recreation Department.

Mr. McKee was a trustee of Peace Baptist Church in Washington. He was a past president of Capital View Housing Corp., a housing group.

Survivors include his wife, Josephine, and a son, Ernest Robert, both of Washington; two brothers, Nelson, of Pittsburgh, and Robert, of Miami, Fla.; five sisters, Josephine Rabun, of Detroit, and Evalena Solomon, Rebecca Green, Luvenia Richie and Dolores Huguley, all of Pittsburgh, and one grandchild.