2009 Australian Open – Men's singles final Open victory, Federer had not beaten Nadal in a Grand Slam since the 2007 Wimbledon final and many analysts pointed to the 2009 Australian Open final as the match which severely compromised Federer's belief that he could win against Nadal in a major. Mats Wilander proposed that Federer had developed a mental block while playing against Nadal and that their rivalry had become one-sided and predictable after this match. Tennis Channel commentator Justin Gimelstob referred to Federer's loss as a type of 'collateral damage' in which Federer not only lost a tennis match but also lost his last remaining stronghold
1971 Australian Open Australian Open, the 17th and final one held in Sydney, and the first Grand Slam tournament of the year. The tournament was part of the 1971 World Championship Tennis circuit. The singles titles were won by Australians Ken Rosewall and Margaret Court. The tiebreak was introduced for all sets except the deciding set. Ken Rosewall defeated Arthur Ashe 6–1, 7–5, 6–3 Margaret Court defeated Evonne Goolagong 2–6, 7–6, 7–5 John Newcombe / Tony Roche defeated Tom Okker / Marty Riessen 6–2, 7–6 Evonne Goolagong / Margaret Court defeated Joy Emerson / Lesley Hunt 6–0, 6–0 1971 Australian Open The 1971