retired in her first-round match against Lesia Tsurenko. At the Wimbledon Championships, she lost in the first round again, this time against Klára Zakopalová. Hantuchová began her US Open Series at the end of July at the Bank of the West Classic, winning in the first round against Yanina Wickmayer, but losing in the second round against seventh seed Urszula Radwańska. In doubles she and Lisa Raymond were seeded third. They reached the semifinals, where they lost to first seeds and eventual champions Raquel Kops-Jones and Abigail Spears. In the Southern California Open at the start of August, she defeated Tamira Paszek in the first round, and lost in the second round to second seed Agnieszka Radwańska. In the doubles she teamed up with Martina Hingis, for whom it was a comeback to the WTA tour. They reached the quarterfinals, again losing to the third seeds and eventual champions Kops-Jones and Spears. Hantuchová did not enter the singles of the Canadian Open, but she and Hingis did enter the doubles. They received a wild card, beating Kerber and Kvitová in the first round and losing to Julia Görges and Barbora Záhlavová-Strýcová in the second round. At the Cincinnati Masters, Hantuchová received a wild card, but lost in the first round to Andrea Petkovic. In doubles, she and Hingis reached the second round, losing to first seeds Errani and Roberta Vinci. At the New Haven Open, Hantuchová was defeated in the first round by eventual champion Simona Halep. In the doubles, Hantuchová and Hingis received a wild card and were stopped in the first round by Cara Black and Vania King. At the US Open, Hantuchová beat Maria Sanchez in the first round, to advance beyond the first round of a Grand Slam for the first time since the 2012 Australian Open. She then beat Victoria Duval in the second round and Israeli qualifier Julia Glushko in a tough match in the third round. Hantuchová was at one point down 3–6, 2–4 and faced four match points in the final set, but came back to win. She beat Alison Riske in the fourth round and advanced to the quarterfinals of the US Open for the first time since 2002 and for the first time at any Grand Slam since the 2008 Australian Open. She faced second seed Victoria Azarenka and lost. In doubles, Hantuchová and Hingis received a wild card, but