She was born Mildred Cecilia Barr in Livermore, the daughter of the late William Garrett and Ruth Cecilia Payne Barr. She entered the Ursuline Community in 1940 and made temporary profession in 1942 and perpetual profession in 1945.
An educator for 45 years, she taught at St. Raphael, Daviess County (1944-49); Sts. Joseph and Paul (1949, 1957-59), Blessed Mother (1951-54), and Cathedral School (1981-83), all in Owensboro; and St. Elizabeth, Curdsville (1954-56). A gifted artist, she taught art in many schools, including Mount Saint Joseph Academy, 1973-80. Her teaching ministry also included schools in the Louisville Archdiocese, New Mexico, Missouri, and Nebraska.
She also served at Mount Saint Joseph as assistant in the Prayer House and director of the Mount Saint Joseph Shop and of the Museum.
Survivors include four sisters, Mary Lillian Hamilton, Owensboro, Ruth Ann Mayfield, Philpot, Janet Goff, Rome, and Angela Marie Dillard, Franklin; four brothers, Louis B. Barr and Herman J. Barr, both of Owensboro, and Gerald L. Barr and Frederick A. Barr, both of Whitesville; nieces and nephews, and the members of her religious community.
A funeral Mass was held December 14 at Mount Saint Joseph, with burial in the convent cemetery.
Gifts in memory of Sister Mildred Barr may take the form of donations to the Ursuline Sisters of Mount Saint Joseph, 8001 Cummings Road, Maple Mount, KY 42356.