March 26 - Australia's Rennae Stubbs, a six-time Grand Slam doubles champion and former women's doubles No. 1, turns 42. Stubbs won 60 WTA titles in women's doubles, including the 2000 Australian Open, the 2001 US Open and Wimbledon in 2001 and 2004. Of those titles, all but 2004 Wimbledon were with American Lisa Raymond, while the last title came with South Africa's Cara Black. She also won the 2000 Australian Open mixed doubles title with fellow Aussie Jared Palmer and the 2001 US Open mixed doubles title with Todd Woodbridge.

 

March 28 - Switzerland's Stanislas Wawrinka turns 28. Currently ranked No. 17, Wawrinka was briefly in the Top 10 in 2008 and has reached the quarterfinals of two Grand Slam events in his career. In 2008, he and countryman Roger Federer won the gold medal in men's doubles at the Beijing Olympics.

 

March 29 - Former WTA No. 1 Jennifer Capriati turns 37. The youngest player ever ranked int he Top 10, Capriati won three Grand Slam singles titles and two Olympic gold medals. In 2012, she was inducted into the International Tennis Hall of Fame. She won the Australian Open in 2001 and 2002 and the French Open in 2001. In 1992, she defeated Steffi Graf for the gold medal at the Barcelona Olympics at the tender age of 16. Capriati's off-the-court life has unfortunately brought her as much attention as her great play. In 1993 she was charged with shoplifting a ring and in 1994 arrested for marijuana possession. In 2010, she was hospitalized for an accidental drug overdose, and last week was arrested for allegedly stalking her ex-boyfriend at a fitness club.

 

Argentina's Juan Monaco turns 29. Currently ranked No. 15 in the world, Monaco has been ranked as high as No. 10 (July 2012) and has seven career titles in men's singles. He has reached the fourth round of a Grand Slam event four times, as well as the semifinals of the 2008 US Open in men's doubles.

 

March 30 - Australia's Samantha Stosur, a former No. 1 in doubles and the 2011 US Open singles champion, turns 29. Stosur has five Grand Slam titles overall, two in women's doubles and two in mixed doubles. She is currently ranked No. 10 in the world, and has been as high as No. 4. She shocked heavy favorite Serena Williams to win the 2011 US Open title. She reached No. 1 in the world in doubles in February of 2006. Overall, she has won three singles titles and 23 doubles titles on the WTA tour. In women's doubles, she won the 2005 US Open crown and the 2006 French Open title with Lisa Raymond. In mixed doubles, she took the 2005 Australian Open title with fellow Ausie Scott Draperand the 2008 Wimbledon crown with Bob Bryan.