Sister Elizabeth Ann Rafferty, S.B.S., died Jan. 2 at St. Michael Hall in Bensalem.

She was born in Baltimore, Md., on June 5, 1938, and became a postulant for the Sisters of the Blessed Sacrament in 1956. In 1957 she was accepted as a novice and was given the name Sister Mary Dismas. She made her perpetual vows as a Sister of the Blessed Sacrament at the motherhouse in Bensalem Aug. 5, 1964.

She attended elementary school and high school in Baltimore. . She received a bachelor’s degree from Blessed Sacrament College in Bensalem and a master’s degree from Xavier University in Louisiana.

She served as a teacher in Bensalem; New York City; Chicago, Ill.; New Orleans, La. and Montgomery, Ala. In 1983 she returned to the motherhouse and worked in the congregation financial office. In 1998 she worked at St. Michael Indian School in Ariz., until 2009 when she returned to St. Michael Hall, where she remained until her death.

She was predeceased by her parents, Charles B. Rafferty and Elizabeth Baier.

A funeral Mass was celebrated Jan. 11 at the motherhouse.

She is survived by her brothers, Charles B. Jr. of Baltimore and Daniel of Finksburg, Md.