2015 Novak Djokovic tennis season record breaking amount of prize money. Djokovic had an impressive 15-4 record against the other 3 members of male tennis's Big Four, including a 4-0 record versus Rafael Nadal, 6-1 record against Andy Murray, and a 5-3 record against Roger Federer. Some experts consider it the greatest season ever in men's tennis. Djokovic managed to reach the final of the 2015 Australian Open after beating Milos Raonic in the quarterfinals and defending champion Stan Wawrinka in the semifinals. He would then defeat Andy Murray in the final, earning him a fifth Australian Open title, an Open Era record. At the
2009 Australian Open – Men's singles final true in the sense that Federer won four majors since this final, but indeed had not beaten Nadal in three subsequent Grand Slam meetings. Federer lost to Nadal once more at the French Open finals in 2011 and Federer lost to Nadal twice more at the Australian Open semifinals in 2012 and 2014. It would not be until the 2017 Australian Open that two would meet again in a Grand Slam final, that time ending in the 35 year-old Federer's five-set victory that claimed his 18th singles major and subsequently set new tennis records from it. Until his 2017 Australian