Mrs. May lived for more than 30 years on Woodbourne Avenue in Northwood. She moved in 1986 to Mays Chapel.
While living in Northwood, she was a co-founder in the early 1960s of the Perring Loch Community Association and had been active for years in the Northwood Flower Mart.
She had volunteered for a decade at Our Daily Bread and for more than 25 years for Meals on Wheels of Central Maryland.
Mrs. May enjoyed spending Sundays in Washington visiting the National Gallery of Art, and she stayed in shape by walking several miles daily with her husband. She also liked attending the annual St. Patrick's Day parade.
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"Whistling was her favorite pastime. She even used it to call her children home from play for dinner. All of the neighborhood kids recognized her beautiful whistle," said a daughter, Mary May Maskell of Parkville.
Her husband died in 2003.
She was a communicant of St. Joseph Roman Catholic Church, 103 Church Lane, Cockeysville, where a Mass of Christian Burial will be offered at 10 a.m. Wednesday.
Also surviving are six sons, Robert E. May Jr., Paul E. May, William J. May, James A. May, all of Parkville, Francis X. May of Bel Air and Joseph J. May of Phoenix, Baltimore County; four other daughters, Patricia May Melvin of Towson, Margaret Anne May Shulka, Joan Marie May and Doris May Goodhues, all of Parkville; a brother, Charles Ripple of Salisbury; a sister, Sister Mary Charia of the School Sister of Notre Dame, of Ocala, Fla.; 19 grandchildren; and 11 great-grandchildren. Another daughter, Louise May Dix, died in 1998.