In January this year, worldwide marriage encounter honoured them as the longest married couple in 2012. It is reported that Theresa Faiss died on Sunday and private services are planned for her.
Earlier this year, President Barack Obama had planned to give the couple a public acknowledgement during a campaign appearance in southern Nevada, but they were unable to attend.
Theresa Watts Faiss was born Sept. 10, 1915, near Centralia, in Clinton County, Ill. Her brother, Clifford, still lives in the area. A sister, Hazel, and a brother, Melvin, preceded her in death.
While Wilbur Faiss worked at the Nevada Test Site, now called the Nevada National Security Site, Theresa Faiss operated the service station and a cafe with the help of their three sons.