First Lady of the United States as White House hostess. There are four living former first ladies: Rosalynn Carter, wife of Jimmy Carter; Hillary Clinton, wife of Bill Clinton; Laura Bush, wife of George W. Bush; and Michelle Obama, wife of Barack Obama. , the only former First Lady who has run for or held public office is Hillary Clinton. The use of the title "First Lady" to describe the spouse or hostess of an executive began in the United States. In the early days of the republic, there was not a generally accepted title for the wife of the president. Many early first ladies expressed
First Lady or First Gentleman of the Philippines as Minister of Human Settlements by her husband Ferdinand Marcos during his 21-year rule. She is also the first First Lady to enter the world of Philippine politics by winning a seat in the Interim Batasang Pambansa in 1978. In 2001, physician Luisa Estrada became the first former First Lady to win a seat in Senate. On few occasions, individuals who are not spouses of the incumbent president has perform tasks reserved for the First Lady or First Gentleman effectively rendering them as the "de facto" holder of the position in selected occasions; most often they are a direct relative