Mary Lenora (Provence) McVay is the youngest daughter of John Monroe Provence and Idella T. White. Idella was John Provence's first wife(They were married in 1880 and divorced in 1887 in Wise County Texas). Mary had one sister named Sarah Provence who was born in 1880.
Mary's husband was Robert Watson McVay and they had two children together a son Zadoc McVay and a daughter Laura Lucille McVay. Zadoc died as a young boy and her daughter Laura McVay married a man named James Willis. They never had children and Laura died in 1997 in Arlington Texas.