As Roger Federer and Novak Djokovic will renew their rivalry in their epic semifinal clash today at the Australian Open, here's a quick look at their head-to-head record and career profile.

So far, Roger Federer and Novak Djokovic have faced each other 44 times, with an equal draw as both tennis stars have 22 wins each. 

Here's a quick look at their stats

Roger Federer
Born: August 8, 1981 (age 34), Basel, Switzerland
Turned Pro: 1998
Singles Titles: 88
Grand slams won (singles): 17
Nationality: Swiss

Novak Djokovic
Born: May 22, 1987 (age 28), Belgrade, Serbia
Turned Pro: 2003
Singles titles: 60
Grand slams won (singles): 10
Nationality: Serbian