Adams, Louisa Johnson (1775-1852), was the wife of John Quincy Adams, who served as president of the United States from 1825 to 1829. Mrs. Adams--whose maiden name was Louisa Catherine Johnson--is the only first lady born in a foreign country. She was born in London on Feb. 12, 1775. Her father was a Maryland merchant working in London. He later held the diplomatic post of United States consul to that city.