Mary Ann Conrad was born on July 22, 1835 in Allegheny Township, Cambria County, Pennsylvania the daughter of John George and Mary Ellen (Small) Conrad. Mary Ann was the fifth of six children.

Mary Ann's's father was a shoemaker and a farmer. She grew up near Loretto in Allegheny Township. She was a member of St. Michael's Catholic Church in Loretto.

On June 1, 1857 Mary Ann married John Gibbons at St. Augustine Catholic Church in St. Augustine, Cambria County. John was born on July 7, 1838 the son of Michael and Catherine Gibbons. John was a farmer and a coke burner.

Mary and John had the following eleven children: Ellen (Gibbons) Sweeney, Ann (Gibbons) Beers, Francis Gibbons, Augustine Silas Gibbons, Ida Gibbons, Mary Margaret (Gibbons) Basal, Thomas Henry Gibbons, Edward John Gibbons, Charles R. Gibbons, Jenny Gibbons, and William Gibbons.

Mary Ann and John resided in Logan Township, Blair County, where John was employed as a coke burner. On December 12, 1880 Ida died at the age of 14.

Mary Ann died on November 28, 1910 in Chest Springs, Clearfield Township, Cambria County. She was 75.

John died on June 14, 1914 in Chest Springs at the age of 75.

Mary Ann and John are buried at St. Monica Cemetery, Chest Springs.