| ||||||||||||||
| Shenzhen Open | ||
| Surface: Hard | Date: Sep. 21 - Sep. 28 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Simone Bolelli | Loss | 4-6, 2-6 |
| US Open | ||
| Surface: Hard | Date: Aug. 25 - Sep. 8 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Tobias Kamke | Win | 6-4, 6-3, 7-6 (7-2) |
| Second Round | Leonardo Mayer | Loss | 1-6, 3-6, 4-6 |
| BB&T Atlanta Open | ||
| Surface: Hard | Date: Jul. 21 - Jul. 27 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Benjamin Becker | Loss | 4-6, 2-6 |
| Claro Open Colombia | ||
| Surface: Hard | Date: Jul. 14 - Jul. 20 | Seed: 7 |
| Round | Opponent | W / L | Result |
| First Round | James Ward | Loss | 4-6, 0-3 Retired |
| Hall of Fame Tennis Championships | ||
| Surface: Grass | Date: Jul. 7 - Jul. 13 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Rajeev Ram | Loss | 2-6, 5-7 |
| Wimbledon | ||
| Surface: Grass | Date: Jun. 23 - Jul. 6 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Milos Raonic | Loss | 2-6, 4-6, 4-6 |
| Topshelf Open | ||
| Surface: Grass | Date: Jun. 15 - Jun. 21 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Adrian Mannarino | Win | 6-3, 4-6, 6-3 |
| Second Round | Roberto Bautista Agut | Loss | 5-7, 6-7 (1-7) |
| AEGON Championships | ||
| Surface: Grass | Date: Jun. 9 - Jun. 15 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Lukas Lacko | Loss | 6-7 (10-12), 7-5, 4-6 |
| Roland Garros | ||
| Surface: Red Clay | Date: May 25 - Jun. 8 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Pablo Cuevas | Loss | 1-6, 2-6, 3-6 |
| Open de Nice Cote d'Azur | ||
| Surface: Clay | Date: May 18 - May 24 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Albert Montanes | Loss | 1-6, 3-6 |
| Portugal Open | ||
| Surface: Red Clay | Date: Apr. 28 - May 4 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Somdev Devvarman | Loss | 2-6, 3-6 |
| BRD Nastase Tiriac Trophy | ||
| Surface: Red Clay | Date: Apr. 21 - Apr. 27 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Robin Haase | Loss | 4-6, 3-6 |
| Fayez Sarofim & Co. US Men's Clay Court Championship | ||
| Surface: Clay | Date: Apr. 7 - Apr. 13 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Santiago Giraldo | Loss | 1-6, 2-6 |
| Sony Open Tennis | ||
| Surface: Hard | Date: Mar. 18 - Mar. 30 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Lukasz Kubot | Win | 4-6, 6-4, 6-4 |
| Second Round | Andy Murray | Loss | 6-3, 0-6, 1-6 |
| BNP Paribas Open | ||
| Surface: Hard | Date: Mar. 5 - Mar. 16 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Lleyton Hewitt | Loss | 6-7 (2-7), 6-3, 3-6 |
| Abierto Mexicano TELCEL | ||
| Surface: Hard | Date: Feb. 24 - Mar. 2 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Jeremy Chardy | Loss | 5-7, 0-6 |
| Delray Beach Open by The Venetian Las Vegas | ||
| Surface: Hard | Date: Feb. 17 - Feb. 23 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Teymuraz Gabashvili | Loss | 6-2, 3-6, 2-6 |
| U.S. National Indoor Tennis Championships | ||
| Surface: Hard | Date: Feb. 10 - Feb. 16 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Ivo Karlovic | Loss | 5-7, 4-6 |
| Australian Open | ||
| Surface: Hard | Date: Jan. 13 - Jan. 26 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Nicolas Mahut | Win | 6-3, 7-5, 4-6, 0-6, 6-3 |
| Second Round | Vasek Pospisil | Loss | 6-3, 6-7 (6-8), 6-7 (9-11), 1-6 |
| Apia International Sydney | ||
| Surface: Hard | Date: Jan. 5 - Jan. 11 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Julien Benneteau | Loss | 2-6, 2-6 |
| Brisbane International presented by Suncorp | ||
| Surface: Hard | Date: Dec. 29 - Jan. 5 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Alex Kuznetsov | Win | 6-3, 6-4 |
| Second Round | Kei Nishikori | Loss | 2-6, 4-6 |
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