Career
Born in Hingham, Massachusetts, but a long-time resident of New York, Hackett turned in his best results in doubles with Fred Alexander. Beginning in 1905, they were finalists at the United States. National Championships a record seven consecutive years, winning in 1907, 1908, 1909, and 1910. Hackett was ranked in the United States. Top 10 twice: Number.
9 in 1902 and at Number.
7 in 1906 (when he was a United States quarter-finalist). He was inducted into the International Tennis Hall of Fame in 1961. Titles (4)
Runners-up (3).