Mary Elizabeth Diggs was born on May 4, 1932 in Cleveland, Ohio to Julia Foster Nelson and Vernal Albert Diggs. She married John Tom Pearson but the couple divorced. She married George Oliver Stafford on November 15, 1963 in Henderson, Nevada. He passed away in 1980 and she married Phillip Theodore Hubel. Mary died on May 15, 2003 in Henderson, Nevada.