The right-hander won one singles title (1999, Bournemouth). Voinea was born in Focsani, Romania, but moved to Italy at age 15 to train with his older brother, Marian. His brother played a crucial role in developing his career. He was his tennis coach, mentor, support system, strategist and hitting partner. Adrian reached his career-high ATP singles ranking of World No. 36 in April 1996. One year before he achieved his greatest success by advancing to the quarterfinals of the 1995 French Open as a qualifier, defeating Boris Becker in the third round in four sets.