Northern Ireland 's McIlroy , who ended 2013 as the sixth-ranked golfer in the world , tweeted : `` Happy New Year everyone ! Golfer Rory McIlroy and tennis star Caroline Wozniacki get engaged . Took to social media as New Year began to make announcement . Pair have been dating since September 2011 . Score: 6
Golfer Rory McIlroy and tennis star Caroline Wozniacki get engaged . Took to social media as New Year began to make announcement . Pair have been dating since September 2011 . Score: 6