John Quincy Adams won the election of 1824 against Henry CLay, Andrew Jackson and William Crawford. He also served as Secretary of State and was John Adam's son. He worked with Andrew Jackson with the acquisition of Florida. Adams did not receive a majority in the popular vote but he won due to Clay swaying the House of Representatives to vote for him.
Henry Clay was an American attorney and statesman who represented Kentucky in both the United States Senate and United States House of Representatives,. He also served as the 7th Speaker of the House. He wasn't accepted into the vote with the House of Representatives because he could influence them. He didn't win the popular vote, but he played a critical part in picking the president because he could sway the House of Representatives to vote for one of the candidates.
WIlliam crawford was born in Virginia and served as United States Secretary of War and United States Secretary of the Treasury. Despite finishing third, he was eliminated because he had a stroke and couldn't walk or talk.