Mary E. Buff was born Mary E. Megenity in 1879 in Texas. She married Forest Buff in 1897 at the age of 18, but was widowed 2 years later. She remarried a man named Walter Tinker, a farmer, one year later. Mary died in 1903 when she was only 24. Her second husband, Walter Tinker, is not acknowledged on her gravestone, which was erected by the Women of Woodcraft, and reads:

Buff, Mary E., b. Aug 25, 1879, d. May 18, 1903, w/o Forest B. Buff, "Erected by women of woodcraft" "A loving friend, a mother dear is buried here."