Later that year she was given a wildcard to the qualifying draw at Wimbledon, where she was beaten in the first round by Miho Saeki.
However, Wozniacki went on to win the Wimbledon girls' singles tournament, beating Slovak Magdaléna Rybáriková in the finals.
The wedding invitations issued at the weekend made me realize that I wasn't ready for all that marriage entails,' he said at the time.
'I wish Caroline all the happiness she deserves and thank her for the great times we've had.
At the end of 2013 she switched her racquet sponsorship from Yonex back to her long-time partner Babolat.
In 2015, Wozniacki became an endorser of Godiva Chocolatier.
The 26-year-old, who also poses in sexy new pictures in the latest Sports Illustrated Swimsuit Issue, took to Shapchat on Tuesday to show off a beautiful bouquet of roses from San Antonio Spurs player David Lee, 33.
She was runner-up at the 2009 US Open and the 2010 WTA Tour Championships to Kim Clijsters, and at the 2014 US Open to Serena Williams.
I will not be saying anything more about our relationship in any setting.'Later, the tennis star admitted it was all for the best, telling OK! Obviously it was hard at the time, but it was a great experience to go through and come out the other end of. Now Caroline's brother Patrick Wozniacki is confirming that his sister has found a new guy, telling Danish tabloid Ekstra Blade: 'I think it's really good.
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Since then, Wozniacki has decided to be coached again by her father Piotr for the rest of her career.
In 2009, Wozniacki signed on to become an endorser for the line of tennis apparel designed by Stella Mc Cartney for Adidas.