list of first ladies of the United States

Although the role of first lady of the United States, sometimes abbreviated FLOTUS, is not codified in law and has never been officially defined, American first ladies have played a prominent role in the political and social life of the country. Typically, the first lady has been the wife of the president of the United States. In the few instances when the president was a bachelor or widower, a relative—such as Harriet Lane, the niece...