Red Alligator was a champion Thoroughbred racehorse who won the Grand National in 1968. He also came third the previous year and was favorite in 1969 but fell at the 19th fence. Red Alligator was the third horse in succession to carry exactly 10 stone. He was the fifth since the end of the Second World War to win while carrying exactly 10 stone in weight and began at 100-7.