Career
His highest singles Association of Tennis Professionals ranking was World Number. He turned pro in 1995. Most of his success has been on the challenger and future circuits.
In May 2002, in the first round of the French Open, he upset world Number.
78 Christophe Rochus of Belgium, 6–1, 6–2, 6–7 (4,) 6–2. His best result was reaching the 3rd round doubles at the 2002 Wimbledon Open, with partner Aisam-ul-Haq Qureshi of Pakistan.
The Israeli and Pakistani team received major criticism because of political tensions, but Hadad and Aisam dedicated their run to peace. 11 seeded team of Ellis Ferreira and Rick Leach.
On February 6, 2003, Hadad and Qureshi were awarded the Arthur Ashe Humanitarian Award.
Hadad enjoyed his best singles performance in years at the Hungary F3 tournament held in Hódmezővásárhely during May 2005. They beat Bastian Knittel and Marius Zay 6–1, 6–0 to capture the F2 title in Miskolc. Levy and Hadad then competed in May in Fürth, where they took the title from January Frode Andersen and Johan Landsberg, 6–1, 6–2.
World Team Tennis Hadad plays World Team Tennis for the Boston Lobsters, for whom he played as well in 2006.
He played for the Saint Louis Aces in 2003 and 2004. Hadad trained at the Israel Tennis Centers.