Martha Ward Dudley, 76, a former teacher and social worker who was an author of children's stories and was active in political groups, died of cancer Nov. 22 at her home in Washington.

She was an early and active member in Women Strike for Peace, a member of the Women's International League for Peace and Freedom, and did volunteer work for the Democratic Party. She also participated in demonstrations for civil rights and peace, and lobbied on Capitol Hill and published a newsletter on these subjects.

Mrs. Dudley was a member of the Cleveland Park Congregational Church, where she taught Sunday School for many years. She also took part in volunteer writing programs for the elderly.

She was born in Rochester, N.Y., and moved to the Washington area near the end of World War I. She was a graduate of both the old Wilson Teachers College and George Washington University and earned a master's degree in education at Columbia University.

Mrs. Dudley taught in the D.C. Public Schools during the 1930s, then operated the Temple Center, a church settlement house in Washington, from the early to mid-1940s. She wrote several children's stories and was the author of the book "Bad Mousie."

Survivors include her husband, Tilford E., of Washington, whom she married in 1937 and who is a former chairman of the D.C. Democratic Central Committee; a son, Gerric W., of Bellingham, Mass.; two daughters, Donica W., of Davis, Calif., and Martha (Lassie), of Augusta, Mont., and four grandchildren.