IKE Challenger was the nickname given to ADLAI Stevenson, an American politician who served as the 23rd Governor of Illinois and the 31st Vice President of the United States. He was the Democratic Party's nominee for president in both 1952 and 1956, losing both times to Republican Dwight D. Eisenhower. The nickname 'Ike Challenger' was given to him due to his unsuccessful attempts to challenge Eisenhower for the presidency.