The start of the 2011 Australian Open saw all the seeds make it to the second round. But Gulbis, Querrey, who lost in the fifth set 8–6 and Davydenko did not win. Montanes, Fish, Monfils, Baghdatis, Tsonga, Bellucci and Nalbandian won their matches in the final set. The second round saw Michaël Llodra lose to qualifier Milos Raonic, Feliciano López who went out to Wildcard Bernard Tomic, Juan Mónaco lost to Robin Haase, Fish lose to Robredo and Montanes lost to Malisse. While Nalbandian had to retire against Berenkis and Bellucci lost 8–6 in the final set to Hernych. Youzhny, Verdasco, Almagro and Federer all survived final set deciders to progress to the third round. Raonic continued his form from the previous round as he upset Youzhny this time in four sets, the biggest upset to date. While Alexandr Dolgopolov upset Tsonga, coming back two sets to one down. The third round is also where the seeds meet for the first time, so Garcia–Lopez, Baghdatis, Gasquet, Ljubicic and Troicki all exited to higher seeds. Although Stanislas Wawrinka who was the nineteenth seed managed to defeat Gaël Monfils the twelfth seed in straight sets. While Marin Čilić, semifinalist from 2010 defeated John Isner 9–7 in the final set. The fourth round saw Ferrer end Raonic's run, and Dolgopolov edge out Soderling in the final set for the biggest upset in the tournament to date. There were also wins for Berdych, Djokovic, Federer, Murray and Nadal, all except Federer eliminated other seeds. There was one other upset as nineteenth seed Wawrinka beat Roddick in straight sets.