Match log updated: 2026-08-25 14:24 UTC
Denis Istomin — ATP Match Log
43 main-draw matches · 20–23 · 46.5% wins
| Opponent | Score | Result | H2H | Match Data | Date ↑ | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|---|
| Tomas Berdych | 1-6 4-6 | L | H2H | Match data | Jan 7, 2015* | R32 | Qatar Open | ATP 250 | Hard |
| Mikhail Kukushkin | 3-6 6-7(1) | L | H2H | Match data | Jan 14, 2015* | R32 | Sydney International | ATP 250 | Hard |
| Andreas Seppi | 7-5 3-6 6-2 1-6 4-6 | L | H2H | Match data | Jan 21, 2015* | R128 | Australian Open | Grand Slam | Hard |
| Malek Jaziri | 3-6 (ret.) | W | H2H | Match data | Feb 5, 2015* | R32 | Montpellier Open | ATP 250 | Hard |
| Dudi Sela | 7-6(1) 6-2 | W | H2H | Match data | Feb 6, 2015* | R16 | Montpellier Open | ATP 250 | Hard |
| Richard Gasquet | 3-6 4-6 | L | H2H | Match data | Feb 7, 2015* | QF | Montpellier Open | ATP 250 | Hard |
| Guillermo Garcia-Lopez | 6-7(5) 4-6 | L | H2H | Match data | Feb 12, 2015* | R32 | ABN AMRO Open | ATP 500 | Hard |
| Borna Coric | 4-6 5-7 | L | H2H | Match data | Feb 19, 2015* | R32 | Marseille | ATP 250 | Hard |
| Ernests Gulbis | 7-5 6-2 | W | H2H | Match data | Feb 25, 2015* | R32 | Dubai Tennis Championships | ATP 500 | Hard |
| Sergiy Stakhovsky | 4-6 6-3 4-6 | L | H2H | Match data | Feb 26, 2015* | R16 | Dubai Tennis Championships | ATP 500 | Hard |
| Austin Krajicek | 7-6(5) 6-4 | W | H2H | Match data | Mar 14, 2015* | R128 | Indian Wells Open | Masters 1000 | Hard |
| Roberto Bautista Agut | 4-6 3-6 | L | H2H | Match data | Mar 15, 2015* | R64 | Indian Wells Open | Masters 1000 | Hard |
| Austin Krajicek | 4-6 4-6 | L | H2H | Match data | Mar 27, 2015* | R128 | Miami Open | Masters 1000 | Hard |
| Roberto Marcora | 6-0 6-1 | W | H2H | Match data | Apr 12, 2015 | Q1 | Monte-Carlo Masters | Masters 1000 | Clay |
| Norbert Gombos | 3-4 (ret.) | L | H2H | Match data | Apr 12, 2015 | Q2 | Monte-Carlo Masters | Masters 1000 | Clay |
| Nikola Mektic | 3-6 4-6 | L | H2H | Match data | Apr 23, 2015* | R32 | Tiriac Open | ATP 250 | Clay |
| Benoit Paire | 6-3 6-4 | W | H2H | Match data | Apr 30, 2015* | R32 | Istanbul | ATP 250 | Clay |
| Thomaz Bellucci | 6-7(4) 3-6 | L | H2H | Match data | May 1, 2015* | R16 | Istanbul | ATP 250 | Clay |
| Ivan Dodig | 3-6 3-6 | L | H2H | Match data | May 10, 2015 | Q1 | Italian Open | Masters 1000 | Clay |
| Janko Tipsarevic | 6-0 6-2 | W | H2H | Match data | May 20, 2015* | R32 | Geneva Open | ATP 250 | Clay |
| Thomaz Bellucci | 4-6 4-6 | L | H2H | Match data | May 22, 2015* | R16 | Geneva Open | ATP 250 | Clay |
| Nick Kyrgios | 3-6 4-6 3-6 | L | H2H | Match data | May 26, 2015* | R128 | Roland Garros | Grand Slam | Clay |
| Joao Sousa | 2-6 6-0 2-6 | L | H2H | Match data | Jun 11, 2015* | R32 | Libéma Open | ATP 250 | Grass |
| Go Soeda | 7-6(1) 6-4 | W | H2H | Match data | Jun 15, 2015 | Q1 | Queen's Club Championships | ATP 500 | Grass |
| Yen-Hsun Lu | 6-7(6) 6-7(5) | L | H2H | Match data | Jun 15, 2015 | Q2 | Queen's Club Championships | ATP 500 | Grass |
| Nicolas Almagro | 6-1 6-4 | W | H2H | Match data | Jun 23, 2015* | R64 | Eastbourne Open | ATP 250 | Grass |
| Juan Monaco | 6-1 6-2 | W | H2H | Match data | Jun 24, 2015* | R32 | Eastbourne Open | ATP 250 | Grass |
| Sergiy Stakhovsky | 7-5 6-4 | W | H2H | Match data | Jun 26, 2015* | R16 | Eastbourne Open | ATP 250 | Grass |
| Leonardo Mayer | 6-3 6-7(8) 7-6(6) | W | H2H | Match data | Jun 27, 2015* | QF | Eastbourne Open | ATP 250 | Grass |
| Marcos Baghdatis | 1-2 (ret.) | W | H2H | Match data | Jun 27, 2015* | SF | Eastbourne Open | ATP 250 | Grass |
| Sam Querrey | 7-6(1) 7-6(6) | W | H2H | Match data | Jun 28, 2015* | F | Eastbourne Open | ATP 250 | Grass |
| Albert Ramos-Vinolas | 2-6 2-6 2-3 (ret.) | L | H2H | Match data | Jul 1, 2015* | R128 | Wimbledon | Grand Slam | Grass |
| Diego Schwartzman | 6-3 6-4 | W | H2H | Match data | Jul 23, 2015* | R32 | Swedish Open | ATP 250 | Clay |
| Nicolas Almagro | 6-3 6-3 | W | H2H | Match data | Jul 24, 2015* | R16 | Swedish Open | ATP 250 | Clay |
| Benoit Paire | 4-6 2-6 | L | H2H | Match data | Jul 25, 2015* | QF | Swedish Open | ATP 250 | Clay |
| Maxime Teixeira | 6-0 6-4 | W | H2H | Match data | Jul 30, 2015* | R32 | Swiss Open Gstaad | ATP 250 | Clay |
| Joao Sousa | 7-6(6) 3-6 6-7(4) | L | H2H | Match data | Jul 31, 2015* | R16 | Swiss Open Gstaad | ATP 250 | Clay |
| Blaz Rola | 1-6 7-6(7) 6-4 | W | H2H | Match data | Aug 16, 2015 | Q1 | Cincinnati Open | Masters 1000 | Hard |
| Alexander Zverev | 2-6 6-3 3-6 | L | H2H | Match data | Aug 16, 2015 | Q2 | Cincinnati Open | Masters 1000 | Hard |
| Donald Young | 6-3 6-3 | W | H2H | Match data | Aug 25, 2015* | R64 | Winston-Salem Open | ATP 250 | Hard |
| Jo-Wilfried Tsonga | 7-5 4-6 1-6 | L | H2H | Match data | Aug 26, 2015* | R32 | Winston-Salem Open | ATP 250 | Hard |
| Benjamin Becker | 6-7(9) 6-4 6-4 6-1 | W | H2H | Match data | Sep 2, 2015* | R128 | US Open | Grand Slam | Hard |
| Dominic Thiem | 4-6 4-6 0-1 (ret.) | L | H2H | Match data | Sep 3, 2015* | R64 | US Open | Grand Slam | Hard |
| Mikhail Kukushkin | 7-6(4) 2-6 6-2 | W | H2H | Match data | Sep 24, 2015* | R32 | St. Petersburg | ATP 250 | Hard |
| Benjamin Becker | 2-6 7-6(5) 6-4 | W | H2H | Match data | Sep 25, 2015* | R16 | St. Petersburg | ATP 250 | Hard |
| Dominic Thiem | 2-6 5-7 | L | H2H | Match data | Sep 26, 2015* | QF | St. Petersburg | ATP 250 | Hard |
| Lukas Rosol | 6-7(4) 4-6 | L | H2H | Match data | Oct 1, 2015* | R32 | Shenzhen | ATP 250 | Hard |
| Luke Saville | 6-4 6-2 | W | H2H | Match data | Oct 5, 2015 | Q1 | China Open | ATP 500 | Hard |
| Zhizhen Zhang | 3-6 6-3 6-2 | W | H2H | Match data | Oct 5, 2015 | Q2 | China Open | ATP 500 | Hard |
| Ze Zhang | 3-6 6-1 3-6 | L | H2H | Match data | Oct 8, 2015* | R32 | China Open | ATP 500 | Hard |
| Aljaz Bedene | 6-3 6-3 | W | H2H | Match data | Oct 22, 2015* | R32 | Moscow | ATP 250 | Hard |
| Marin Cilic | 6-7(3) 6-3 3-6 | L | H2H | Match data | Oct 23, 2015* | R16 | Moscow | ATP 250 | Hard |
9 qualifying matches shown in the table; qualifying is excluded from main-draw summaries and leaderboards. Estimated from the tournament schedule where an exact match date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Mapping details.