Martha Custis Washington
Martha Custis Washington (June 2, 1731 – May 22, 1802) was the wife of George Washington, the first president of the United States. Although the title was not coined until after her death, Martha Washington is considered to be the first First Lady of the United States. During her lifetime, she was simply known as "Lady Washington."
Benson John Lossing, ed. Harper's Encyclopedia of United States History (vol. 10) (New York, NY: Harper and Brothers, 1912)
Courtesy the private collection of Roy Winkelman