Jack Howell (swimmer)

Jackson Zophar Howell (born January 29, 1899 – February 25, 1967) was an American competition swimmer who represented the United States at the 1920 Summer Olympics in Antwerp, Belgium. Howell competed in both the men's 200-meter breaststroke and the men's 400-meter breaststroke, and finished in fourth place in both event finals.