James Buchanan
he was not married so he did not have a first lady
There wasn't one. Buchanan never married.
James Buchanan was a life-long bachelor, so his niece , Harriet Lane, served as his first lady. She was 27 when he took office and so was younger than a typical first lady and she was still single . She was an orphan and Buchanan had been her legal guardian.
All of them. The only president not to be married was James Buchanan, but his niece, Harriet Lane, served as First Lady.
Harriet lane was james buchanans neice and James was never married so while he was president Harriet was the first lady
Harriet Lane, adopted niece of James Buchanan
Harriet Lane was married to Henry Elliott Johnston. Lane was the niece of President James Buchanan. Since Buchanan never married, she acted as First Lady.
The term First Lady was first coined in 1860, in reference to Harriet Lane the White House hostess for her bachelor uncle, President James Buchanan. Before that the presidents wives were popularly known as "Lady ......." as in President and Lady (Washington, Maddison etc....).
James Buchanan
James Buchanan
The Buchanan dollar was minted in 2010.