Grace Nilsen Mackin, 61, a member of the Women's District Golf Association and a resident of the Washington area since 1962, died at Suburban Hospital Saturday following a stroke.

Mrs. Mackin was born in Escanaba, Mich. She became a registered nurse in Chicago and served in the Navy Nurse Corps during World War II. While stationed in Hawaii, she married Thomas W. Mackin, then a captain in the Marine Corps.

Mr. Mackin worked for defense contractors after the war and the couple moved frequently. At one time, they lived in Germany. They made their home in the Washington area in 1962 and lived in Potomac.

Mrs. Mackin was a member of the Kenwood Golf and Country Club in addition to being a member of the Woman's District Golf Association.

In addition to her husband, survivors include a son, Navy Lt. Cmdr. Thomas G., of Walnut Creek, Calif.; a daughter, Kristine Mackin McCarthy, of San Jose, Calif.; her mother, Inga Nilsen, of Escanaba; three sisters, Volberg Glusing and Hildur Hebert, both of Escanaba, and Gerd Coffman, of Minneapolis; three brothers, Thor Nilsen, of Glen Ellyn, Ill., Warren Nilsen, of Marietta, Ohio, and Wedel Nilsen, of Cape Girardeau, Mo., and two grandchildren.