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Theresa Mary Byrnes

Oct. 7, 1938 – Aug. 18, 2026

Byrnes

Theresa Mary Byrnes, 87, Cresson, went home to be with the Lord on Tuesday. She was born in Lilly, daughter of the late John J. and Anna V. (Mericsko) Obester.

Theresa was preceded in death by her sisters, Agnes and Mary.

Surviving are her sister, Dr. Dorothy Obester of Lilly; her husband, David, whom she married on July 11, 1964; and son, the Very Rev. Father John David Byrnes of Loretto.

Theresa was educated at Saint Francis University, Loretto, receiving her degrees in Biology, Chemistry and Secondary and Elementary Education. She taught at Windber and Portage Area High Schools and the former Coupon Elementary/Penn Cambria.

Theresa fought a lifelong battle with type 1 diabetes. She was artistically talented and loved cooking delicious meals and caring for her home and her husband and son. She will be deeply missed by them.

Theresa was an active member of St. Aloysius Parish, Cresson, and an auxiliary member of the Legion of Mary.

Thanks are offered to her caregivers for their kindness and to the Carmelite Nuns of St. Therese Monastery, Loretto, for their many prayers through the years.

Friends will be received from 2 to 6 p.m. Sunday, Aug. 23, 2026, at Anderson Family Funeral Home, 233 Keystone Ave., Cresson.

A funeral Mass will be celebrated at 11 a.m. Monday, Aug. 24, 2026, at Basilica of St. Michael the Archangel, Loretto, with the Very Rev. John Byrnes, the Most Rev. Bishop Mark Bartchak and brother priests of the Diocese. Interment will follow at Our Lady of Mount Carmel Roman Catholic Cemetery, Lilly.

In lieu of flowers, donations may be offered to the Carmelite Monastery, Loretto; St. Michael School, Loretto; or St. Aloysius Parish, Cresson.

Condolences may be made at AndersonFamilyFuneralHomes.com.

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