Peggy Robbins Monteith, 32, owner and operator of Peggy's Hallmark Shop in Burke and a former realtor who was active in civic and church groups, died of cancer. Saturday at Fairfax Hospital.

A resident of Fairfax since 1972, Mrs. Monteith was a realtor before opening her card and gift shop in 1979.

She was born in Mount Vernon, Ky., and grew up there and in Aiken, S.C. She earned a bachelor's degree in history education from the University of South Carolina in Columbia.

Mrs. Monteith was a member of the Fairfax County and Springfield Chambers of Commerce, the Fairfax County Democratic Party, the Middleridge Garden Club and the Middleridge Women's Club, both in Fairfax.

She was a member of Columbia Baptist Church in Falls Church, where both she and her husband, Richard T. Monteith Jr., taught Sunday School classes for elementary school children. She also was a member of the church's Bruce Romoser Circle, a women's group, and the Becomers Bible Class.

Besides her husband, survivors include a daughter, Theresa Suzanne, and a son, Andrew A., all of Fairfax; her mother and stepfather, Mr. and Mrs. W. B. Dewberry of Aiken; her father, Burgess Robbins of Lancaster, Ky., and her grandmother, Ethel Griffin, of Mount Vernon, Ky. l