By Nick Georgandis
June 2 - Former world No. 3 Nikolay Davydenko turns 32. Currently ranked No. 46 in the world, Davydenko has 21 career titles and has reached four Grand Slam semifinals in his career - the US Open in 2006 and 2007, and the French Open in 2005 and 2007.
June 3 - Rafael Nadal, 11-time Grand Slam winner and 7-time French Open champion, turns 27. Nadal has won 56 career titles and is a career Golden Slam winner with titles at the Australian Open (2009), Wimbledon (2008, 2010), US Open (2010), and French Open (2005-2008, 2010-2012), along with the Olympic gold medal in 2008.
June 4 - Seven time doubles Grand Slam winner Nenad Zimonjic turns 37. Zimonjic has three men's doubles Slams - the 2008 and 2009 Wimbledon titles and the 2010 French Open crown; along with the mixed doubles titles at the Australian Open in 2004 and 2008 and the French Open in 2006 and 2010.
Andrea Jaeger, whose career was cut short by multiple injuries, turns 48. Jager reached No. 2 in the world in 1981 and made it to the finals of the 1982 French Open and 1983 Wimbledon, winning 10 total titles before her shoulder injuries took her career away. She later became a nun for the Episcopal Church.
June 6 - Bjorn Borg, 11-time Grand Slam winner and one of the greatest clay-court players of all time, turns 57. Borg won the French Open six times and Wimbledon five times, also reaching the US Open final four times. After winning 64 titles, he abruptly retired in 1981, thent ried to come back a decade later, but failed to win a single match.
June 7 - Twelve-time doubles Grand Slam winner Mahesh Bhupathi turns 39. In men's doubles, Bhupathi has titles at the French Open (1999, 2001), Wimbledon (1999) and the US Open (2002). He has the career Slam in mixed doubles - with two titles at each of the majors.
June 8 - Russia's Nadia Petrova, currently No. 11 in the world, turns 31. Petrova has been ranked as high as No. 3 and has 13 career titles, advancing to the quarterfinals of eight different Grand Slams.
Belgium's Kim Clijsters turns 30. The former world No. 1 has three career Grand Slam singles titles - all at the US Open (2005, 2009, 2010). She won 41 titles overall. In 2009, she became the first mother to win a Slam after giving birth to a child since Evonne Goolagong in 1980.