Match log updated: 2026-05-28 18:14 UTC
Stefan Kozlov — ATP Match Log
Main draw matches: 11 | W: 2 | L: 9 | Win %: 18.2%
15 qualifying matches shown below; qualifying is excluded from main-draw summaries and leaderboards.
| Date ↓ | Tournament | Category | Round | Surface | Opponent | Score | Result | H2H | Match |
|---|---|---|---|---|---|---|---|---|---|
| Aug 28, 2017 | US Open | Grand Slam | Q1 | Hard | Guido Andreozzi #150 | 4-6 1-6 | L | H2H | Match data |
| Aug 15, 2017* | Cincinnati Masters | Masters 1000 | R64 | Hard | Sam Querrey #20 | 3-6 0-6 | L | H2H | Match data |
| Aug 2, 2017* | Washington | ATP 500 | R64 | Hard | Yuki Bhambri #200 | 5-7 0-2 (ret.) | L | H2H | Match data |
| Jul 27, 2017* | Atlanta | ATP 250 | R32 | Hard | Quentin Halys #134 | 5-7 7-6(7) | L | H2H | Match data |
| Jul 24, 2017 | Atlanta | ATP 250 | Q2 | Hard | Brydan Klein #239 | 6-7(9) 6-2 7-6(4) | W | H2H | Match data |
| Jul 24, 2017 | Atlanta | ATP 250 | Q1 | Hard | Catalin-Ionut Gard #1458 | 6-3 6-1 | W | H2H | Match data |
| Jul 20, 2017* | Newport | ATP 250 | R32 | Grass | Adrian Menendez Maceiras | 2-6 7-6(5) | L | — | Match data |
| Jul 4, 2017* | Wimbledon | Grand Slam | Q2 | Grass | Dennis Novikov #175 | 5-7 2-6 | L | H2H | Match data |
| Jul 3, 2017 | Wimbledon | Grand Slam | Q1 | Grass | Marc Polmans #202 | 6-4 7-5 | W | H2H | Match data |
| Jun 23, 2017* | Queen's Club | ATP 250 | R16 | Grass | Marin Cilic #7 | 0-6 4-6 | L | H2H | Match data |
| Jun 22, 2017* | Queen's Club | ATP 250 | R32 | Grass | Steve Johnson #25 | 3-6 6-1 6-1 | W | H2H | Match data |
| Jun 19, 2017 | Queen's Club | ATP 250 | Q2 | Grass | Pierre-Hugues Herbert #71 | 6-4 6-2 | W | H2H | Match data |
| Jun 19, 2017 | Queen's Club | ATP 250 | Q1 | Grass | Kenny De Schepper #150 | 6-7(4) 6-3 6-4 | W | H2H | Match data |
| Jun 16, 2017* | S Hertogenbosch | ATP 250 | R16 | Grass | Ivo Karlovic #24 | 4-6 1-6 | L | H2H | Match data |
| Jun 15, 2017* | S Hertogenbosch | ATP 250 | R32 | Grass | Dustin Brown #90 | 6-3 3-6 6-3 | W | H2H | Match data |
| May 29, 2017 | Roland Garros | Grand Slam | Q2 | Clay | Sergiy Stakhovsky #123 | 6-7(5) 4-6 4-6 | L | H2H | Match data |
| May 28, 2017* | Roland Garros | Grand Slam | Q1 | Clay | Corentin Moutet #345 | 2-6 7-5 6-4 | W | H2H | Match data |
| Mar 23, 2017* | Miami Masters | Masters 1000 | Q2 | Hard | Jared Donaldson #95 | 5-7 3-6 | L | H2H | Match data |
| Mar 22, 2017* | Miami Masters | Masters 1000 | Q1 | Hard | Nicola Kuhn #710 | 6-3 3-6 6-3 | W | H2H | Match data |
| Mar 11, 2017* | Indian Wells Masters | Masters 1000 | R128 | Hard | Donald Young #60 | 5-7 7-6(5) | L | H2H | Match data |
| Mar 1, 2017* | Acapulco | ATP 500 | R32 | Hard | Ernesto Escobedo #113 | 1-6 6-2 0-6 | L | H2H | Match data |
| Feb 27, 2017 | Acapulco | ATP 500 | Q2 | Hard | Jared Donaldson #91 | 7-5 6-3 | W | H2H | Match data |
| Feb 27, 2017 | Acapulco | ATP 500 | Q1 | Hard | Hyeon Chung #90 | 6-2 6-2 | W | H2H | Match data |
| Feb 23, 2017* | Delray Beach | ATP 250 | R32 | Hard | Steve Johnson #26 | 1-6 4-6 | L | H2H | Match data |
| Jan 16, 2017 | Australian Open | Grand Slam | Q1 | Hard | Yuki Bhambri #378 | 1-6 4-6 | L | H2H | Match data |
| Jan 1, 2017* | Brisbane | ATP 250 | Q1 | Hard | John-Patrick Smith #226 | 2-6 3-6 | L | H2H | Match data |