Career
48 in July 2012. At the 2006 Wimbledon tournament, Falla upset 9th seed Nikolay Davydenko and at the 2007 Sony Ericsson Open he beat 9th seed Tommy Haas in straight sets. The Colombian became the first player from his country to break into the top 100 of the Association of Tennis Professionals Rankings since Mauricio Hadad in 1996. In 2006, Alejandro qualified a career-high five times into the main draw of Association of Tennis Professionals tournaments.
In his second tournament of the year, he reached the final of the Mexico City Challenger.
He then went on to earn points for his country in a Davis Cup tie against Paraguay Davis Team. At Roland Garros, he reached the second round after defeating Justin Gimelstob, though he lost to Roger Federer in the second round.
A few weeks later at Wimbledon, he managed to beat Nikolay Davydenko in a four-set thriller. However, he was then defeated in the second round by Philipp Kohlschreiber in another four-set match.
He then reached the second round in the United States Open.
In the first round, he beat Juan Martín del Potro in four sets, before being defeated by Dmitry Tursunov in straight sets. His best result in a Grand Slam was in 2011 at the French Open. Falla reached the fourth round, where he lost to the unseeded Juan Ignacio Chela.
Singles
Doubles
Doubles: 1 (1–0)
Current till 2015 United States Open.
This table is current through the 2013 Australian Open.