Eddie Connolly (November 18, 1876 – January 1, 1936) was a Canadian born boxer who took the World Welterweight Championship in a twenty-five round points decision on June 5, 1900 against reigning champion Matty Matthews at the Seaside Athletic Club in Brooklyn, New York. Earlier in his career, he took both the Canadian Featherweight Title, and the British Empire World Lightweight Title. He was exceptional to have fought for titles in three weight divisions, and to have fought in both lightweight and welterweight divisions for World Championships. His primary and best known manager was Billy Roche, who also managed champion "Mysterious" Billy Smith. He was also managed by Abe Pollack and by Eddie Kelly during his fights in England.