From Wikipedia, the free encyclopedia Jackie Fields (Jacob Finkelstein, February 9, 1908 – June 3, 1987) was an American professional boxer who won the World Welterweight Championship twice. Statistical boxing website BoxRec lists Fields as the #19 ranked welterweight of all-time. Fields was elected to the United Savings-Helms Hall of Boxing Fame in 1972, the International Jewish Sports Hall of F... show more