Roger Federer to become father for third time

Roger Federer has announced that he and his wife Mirka are expecting their third child in the New Year.

The Swiss couple, who tied the knot in 2009, already have four-year-old twin daughters called Myla and Charlene.

Mirka and I are very happy to share the news that Myla & Charlene will be big sisters in 2014! Happy Holidays.....🎅

— Roger Federer (@rogerfederer) December 24, 2013

Federer, who is currently ranked sixth in the world, has won 17 Grand Slam titles during his illustrious career.