Rhyne Williams in three sets, Saville won a long five set final round against Yann Marti which meant he had qualified for the main draw. This would be just his second main draw ATP match of his career. In the first round, he prevailed against Dominic Thiem in four sets. This was his first win in a major championship and as a result, he broke into the top 200 for the first time. He lost to Grigor Dimitrov in the second round. Saville played his final grass court tournament for the year at the 2014 Hall of Fame Tennis Championships in Newport. He defeated Sarvar Ikramov and Hiroki Moriya to qualify for his third ATP main draw. He defeated Peter Polansky in straight sets before losing to Nicolas Mahut in the second round. In July, Saville sustained a lower back issue in the quarterfinals of the Granby Challenger. This injury sidelined him from the US Open and competition for almost three months. Saville returned from injury in October and made the final of the Australia futures F8 event, but lost to Jarmere Jenkins in straight sets. Saville reached the quarterfinals of the 2014 Traralgon ATP Challenger 1, going down to John-Patrick Smith, after taking the first set. He then reached the semifinals of the 2014 Traralgon ATP Challenger 2, before losing to eventual champion John Millman. This result gave him a career high ranking of World No. 158. He lost in the first round of the Toyota Challenger in a third set tiebreak to Mao-Xin Gong. Saville finished the year at the Australian Open Wildcard Playoff where he reached the semifinal. He was forced to withdraw from his match with Jordan Thompson with a hamstring injury. Saville finished the year with a ranking of World No. 164. 2015: Career-high in singles, First and second Challenger finals Saville was given a wild card into the 2015 Australian Open, where he lost in round 1 to Tim Smyczek in straight sets. In February, Saville reached the quarter final of the 2015 Delhi Open. As a result, he reached a career-high in singles of World No. 152 on 23 February 2015. In May, Saville made the second round of French Open qualifying. In June, Saville made his first final on the ATP Challenger Tour, losing to compatriot Sam Groth in the Manchester Challenger. Following that, Saville qualified for Wimbledon for the second year