Career
74 in September 2005. Juniors
2 junior in the world. He ranked Number. 1 for four months that year.
Pro tour
Sabău turned pro in 1993, at age 16, and the next year he reached the doubles semifinals of the Bucharest Open (with Andrei Pavel)
When he made his first appearance at a Grand Slam tournament, at Roland Garros in 1999, he lost in the first round.
After a series of injuries between 2000 and 2002, he had to start from the bottom of the Association of Tennis Professionals rankings, and played mostly in Challenger Series tournaments. Sabău got his best Association of Tennis Professionals Singles Ranking in September 2005, reaching World Number.
74. Later that year, he played for the first time at the United States Open, but lost in the first round to Andre Agassi.
In 2006, he made his first appearance at the Australian Open and Wimbledon, and his second at the French Open but failed to advance past the first round in any of the three. 2007, by contrast, was a poor year for SabăUniversity
Playing the Association of Tennis Professionals Challenger Series, he did not advance beyond the second round in singles in any events, losing in the first round fourteen out of eighteen times. In seven tournaments in doubles, he only advanced beyond the first round once.
His poor results the previous year meant Sabău was relegated to the International Tennis Federation Men"s Circuit for 2008.
He captured one title, Romania F1 Futures tournament, and reached two other finals. His ranking rose from World Number. 630 at the end of 2007 to Number.
460 by the end of 2008.
Sabău played far fewer events in 2009 – twenty compared with thirty-one in 2008. 627 in singles. Foreign the second year in a row he competed in just two tour doubles events, both Futures, reaching the semi-finals in one.
Sabău competed in sixteen events in 2010, all in Romania, Italy, and France, and all but three International Tennis Federation Futures. His ranking climbed a hundred spots, to finish the year World Number.
527.
Sabău has been busier in 2011, competing by early June in more events than he had in all the previous year.
All but one have been Futures tournaments. His singles ranking has climbed to be in the middle 400s. Wins (3)
Runners-up (4).