Kozlov Stefan - profile
Kozlov StefanCountry: USA Height / Weight: 183 cm / 79 kg Age: 26 (1. 2. 1998) Current/Highest rank - singles: 355. / 103. Current/Highest rank - doubles: 844. / 180. Sex: man Plays: right |
- Next match
Tournament | Round | Start | Match | H | A |
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No upcoming matches. |
- Tournaments results
Player's record
Year | Summary | Clay | Hard | Indoors | Grass | Not set |
---|---|---|---|---|---|---|
Summary: | 321/249 | 73/52 | 157/129 | 76/45 | 15/23 | - |
2024 | 37/19 | 17/8 | 16/9 | 4/2 | - | - |
2023 | 6/12 | - | 1/6 | 5/6 | - | - |
2022 | 21/34 | 0/5 | 14/18 | 4/5 | 3/6 | - |
2021 | 44/16 | 5/2 | 23/13 | 16/1 | - | - |
2020 | 13/13 | - | 7/8 | 6/5 | - | - |
2019 | 22/18 | 4/4 | 14/9 | 4/5 | - | - |
2018 | 13/26 | 7/6 | 4/12 | 1/4 | 1/4 | - |
2017 | 31/29 | 8/8 | 15/14 | 3/2 | 5/5 | - |
2016 | 58/31 | 10/6 | 28/15 | 16/5 | 4/5 | - |
2015 | 44/27 | 10/5 | 15/12 | 17/8 | 2/2 | - |
2014 | 17/15 | 2/3 | 15/10 | 0/2 | - | - |
2013 | 13/8 | 10/5 | 3/2 | - | 0/1 | - |
2012 | 2/1 | - | 2/1 | - | - | - |
Year | Summary | Clay | Hard | Indoors | Grass | Not set |
---|---|---|---|---|---|---|
Summary: | 76/63 | 19/17 | 43/31 | 14/14 | 0/1 | - |
2024 | 4/2 | 4/2 | - | - | - | - |
2022 | 3/1 | - | 3/0 | - | 0/1 | - |
2021 | 11/3 | 0/1 | 7/2 | 4/0 | - | - |
2020 | 0/4 | - | 0/3 | 0/1 | - | - |
2019 | 3/3 | - | 3/2 | 0/1 | - | - |
2018 | 2/5 | 1/2 | 0/2 | 1/1 | - | - |
2017 | 7/9 | 4/4 | 3/5 | - | - | - |
2016 | 23/12 | 0/1 | 16/7 | 7/4 | - | - |
2015 | 9/13 | 3/4 | 4/3 | 2/6 | - | - |
2014 | 7/7 | 3/2 | 4/4 | 0/1 | - | - |
2013 | 5/3 | 4/1 | 1/2 | - | - | - |
2012 | 2/1 | - | 2/1 | - | - | - |
Year | Main tournaments | Lower level tournaments | ||||
---|---|---|---|---|---|---|
No titles |
Champaign challenger | Round | Result | H | A | ||
---|---|---|---|---|---|---|
12.11. | Kypson P. - Kozlov S. | 1R | 1-6, 7-63, 6-4 | 1.36 | 3.00 | |
Sioux Falls challenger | Round | Result | H | A | ||
25.10. | Cassone M. - Kozlov S. | R16 | 1.55 | 2.35 | ||
22.10. | Kozlov S. - Popko D. | 1R | 7-63, 4-6, 6-4 | 1.89 | 1.81 | |
Cleveland challenger | Round | Result | H | A | ||
01.02. | Quinn E. - Kozlov S. | R16 | 6-2, 4-6, 6-3 | 1.63 | 2.20 | |
30.01. | Kozlov S. - Kirchheimer S. | 1R | 3-6, 6-1, 7-63 | 1.47 | 2.58 | |
29.01. | Kozlov S. - Clark E. | Q-R16 | 6-1, 6-4 | 1.28 | 3.52 | |
28.01. | Kozlov S. - Mahenthiran A. | Q-1R | 7-5, 6-1 | 1.03 | 10.82 |
No matches. |
No matches. |
Champaign challenger | Round | Result | H | A | ||
---|---|---|---|---|---|---|
14.11. | Ozolins K. - Kozlov S. | 1R | 2-6, 6-3, 6-4 | 2.56 | 1.49 | |
Knoxville challenger | Round | Result | H | A | ||
05.11. | Popko D. - Kozlov S. | Q-1R | 6-4, 6-3 | 2.35 | 1.55 | |
Charlottesville challenger | Round | Result | H | A | ||
31.10. | Gerch L. - Kozlov S. | 1R | 6-2, 5-7, 7-65 | 1.60 | 2.23 | |
30.10. | Kozlov S. - Rodenas P. | Q-R16 | 6-3, 6-1 | 2.01 | 1.74 | |
29.10. | Kozlov S. - Sinha A. | Q-1R | 6-2, 6-4 | 1.42 | 2.72 | |
Columbus 3 challenger | Round | Result | H | A | ||
17.09. | Anthrop J. - Kozlov S. | Q-1R | 6-4, 4-6, 6-4 | 2.66 | 1.43 | |
Dallas | Round | Result | H | A | ||
06.02. | Svajda Z. - Kozlov S. | Q-QF | 6-3, 6-4 | 1.80 | 1.97 | |
05.02. | Kozlov S. - Kwiatkowski T. | Q-R16 | 6-3, 6-4 | 1.37 | 2.99 | |
Cleveland challenger | Round | Result | H | A | ||
03.02. | Wu Y. - Kozlov S. | QF | 6-4, 6-1 | 1.31 | 3.32 | |
02.02. | Kozlov S. - Harrison R. | R16 | 6-4, 6-4 | 1.77 | 1.98 | |
31.01. | Kozlov S. - Kypson P. | 1R | 6-4, 7-68 | 1.65 | 2.16 |
No matches. |
No matches. |
Champaign challenger | Round | Result | H | A | ||
---|---|---|---|---|---|---|
15.11. | Gunneswaran P. - Kozlov S. | 1R | 3-6, 6-3, 6-4 | 3.02 | 1.36 | |
Knoxville challenger | Round | Result | H | A | ||
11.11. | Couacaud E. - Kozlov S. | QF | 6-3, 7-5 | 1.60 | 2.27 | |
09.11. | Kozlov S. - Gunneswaran P. | R16 | 6-4, 6-3 | 1.43 | 2.71 | |
07.11. | Kozlov S. - Damm M. | 1R | 67-7, 6-3, 6-2 | 1.58 | 2.29 | |
Charlottesville challenger | Round | Result | H | A | ||
03.11. | Gerch L. - Kozlov S. | R16 | 6-4, 7-63 | 2.56 | 1.48 | |
01.11. | Kozlov S. - Krueger M. | 1R | 7-5, 0-6, 7-61 | 1.78 | 1.98 | |
Indianapolis challenger | Round | Result | H | A | ||
19.07. | Kovacevic A. - Kozlov S. | 1R | 6-3, 64-7, 6-4 | 2.23 | 1.61 | |
Columbus challenger | Round | Result | H | A | ||
26.01. | Stricker D. - Kozlov S. | R16 | 4-6, 6-4, 6-3 | 2.48 | 1.50 | |
25.01. | Kozlov S. - Bernard A. | 1R | 6-2, 6-1 | 1.03 | 12.02 |
No matches. |
No matches. |
Columbus 3 challenger | Round | Result | H | A | ||
---|---|---|---|---|---|---|
25.09. | Kozlo / Polan - Lutsc / Trott | F | 7-5, 7-65 | 1.29 | 3.30 | |
25.09. | Kozlo / Polan - Gallo / Lawso | SF | 7-5, 3-6, 10-2 | 1.87 | 1.80 | |
23.09. | Kozlo / Polan - Nam J / Song | QF | 6-3, 66-7, 10-6 | 1.76 | 1.94 | |
22.09. | Kozlo / Polan - Brouw / Stald | R16 | 7-5, 4-6, 10-7 | 1.53 | 2.33 |
No matches. |
Futures 2020 | Round | Result | H | A | ||
---|---|---|---|---|---|---|
22.10. | Brancaccio R. - Kozlov S. | QF | 6-4, 7-5 | 2.27 | 1.56 | |
21.10. | Kozlov S. - Squire H. | R16 | 6-4, 6-1 | 1.42 | 2.63 | |
19.10. | Kozlov S. - Napolitano S. | 1R | 6-4, 6-2 | 2.36 | 1.51 | |
14.10. | Briand J. - Kozlov S. | 1R | 6-4, 6-2 | 3.23 | 1.29 | |
16.09. | Cukierman D. - Kozlov S. | 1R | 1-6, 6-3, 6-1 | 1.83 | 1.85 | |
Dallas challenger | Round | Result | H | A | ||
04.02. | Young D. - Kozlov S. | 1R | 6-2, 6-2 | 2.05 | 1.71 | |
Ann Arbor challenger | Round | Result | H | A | ||
11.01. | Cid Subervi R. - Kozlov S. | SF | 7-61, 5-7, 6-3 | 3.17 | 1.33 | |
10.01. | Kozlov S. - Fratangelo B. | QF | 7-64, 6-2 | 2.98 | 1.36 | |
09.01. | Kozlov S. - Nakashima B. | R16 | 4-6, 6-3, 6-2 | 4.34 | 1.19 | |
07.01. | Kozlov S. - Olivo R. | 2R | 7-62, 6-2 | 1.22 | 3.98 | |
06.01. | Kozlov S. - Rinderknech A. | 1R | 6-3, 6-4 | 1.78 | 1.95 |
Futures 2020 | Round | Result | H | A | ||
---|---|---|---|---|---|---|
15.09. | Cleza / Sakam - Arago / Kozlo | R16 | 3-6, 6-3, 10-7 | 2.08 | 1.67 |
No matches. |
Champaign challenger | Round | Result | H | A | ||
---|---|---|---|---|---|---|
15.11. | Wolf J. - Kozlov S. | QF | 6-2, 6-2 | 1.53 | 2.41 | |
14.11. | Kozlov S. - Song E. | R16 | 6-4, 4-6, 6-1 | 1.32 | 3.18 | |
13.11. | Kozlov S. - Kudla D. | 2R | 6-3, 6-3 | 2.39 | 1.54 | |
12.11. | Kozlov S. - Carr S. | 1R | 6-2, 4-6, 7-64 | 1.14 | 5.16 | |
Drummondville challenger | Round | Result | H | A | ||
11.03. | Brouwer G. - Kozlov S. | 1R | 7-5, 6-3 | 1.96 | 1.76 | |
Dallas challenger | Round | Result | H | A | ||
05.02. | Rybakov A. - Kozlov S. | 1R | 6-2, 6-1 | 2.05 | 1.71 | |
Cleveland challenger | Round | Result | H | A | ||
30.01. | Schnur B. - Kozlov S. | 2R | 7-65, 6-4 | 1.47 | 2.57 | |
28.01. | Kozlov S. - Wessels L. | 1R | 6-4, 5-7, 7-5 | 1.36 | 2.97 | |
Columbus challenger | Round | Result | H | A | ||
07.01. | Wolf J. - Kozlov S. | 1R | 6-2, 7-64 | 1.69 | 2.08 |
Cleveland challenger | Round | Result | H | A | ||
---|---|---|---|---|---|---|
30.01. | Pavic / Vavas - Kozlo / Lawso | R16 | 6-3, 6-4 | 1.54 | 2.38 |
No matches. |
Knoxville challenger | Round | Result | H | A | ||
---|---|---|---|---|---|---|
04.11. | Song E. - Kozlov S. | Q-1R | 6-4, 3-6, 6-3 | 1.62 | 2.15 | |
Charlottesville challenger | Round | Result | H | A | ||
28.10. | Chrysochos P. - Kozlov S. | Q-R16 | 1-6, 6-3, 6-2 | 1.91 | 1.79 | |
27.10. | Kozlov S. - Reinberg E. | Q-1R | 3-6, 7-64, 6-1 | 1.33 | 3.06 | |
Calgary challenger | Round | Result | H | A | ||
15.10. | Choinski J. - Kozlov S. | 1R | 6-3, 6-3 | 2.23 | 1.61 | |
Dallas challenger | Round | Result | H | A | ||
31.01. | Tiafoe F. - Kozlov S. | 1R | 6-2, 7-65 | 1.50 | 2.50 |
Charlottesville challenger | Round | Result | H | A | ||
---|---|---|---|---|---|---|
01.11. | Matsu / Niels - Arago / Kozlo | QF | 7-65, 6-1 | 1.60 | 2.21 | |
31.10. | Arago / Kozlo - Kwiat / Pasha | R16 | 6-3, 2-6, 10-8 | 1.74 | 1.74 |
No matches. |
Knoxville challenger | Round | Result | H | A | ||
---|---|---|---|---|---|---|
08.11. | Smyczek T. - Kozlov S. | 1R | 7-63, 6-2 | 1.99 | 1.76 | |
Charlottesville challenger | Round | Result | H | A | ||
04.11. | Smyczek T. - Kozlov S. | SF | 6-3, 2-6, 6-2 | 2.28 | 1.58 | |
03.11. | Kozlov S. - Kudla D. | QF | 6-4, 6-3 | 1.68 | 2.08 | |
03.11. | Kozlov S. - Broady L. | R16 | 6-4, 4-6, 6-4 | 1.78 | 1.94 | |
31.10. | Kozlov S. - Kwiatkowski T. | 1R | 6-1, 3-6, 6-3 | 1.36 | 2.92 |
No matches. |
No matches. |
Columbus 4 challenger | Round | Result | H | A | ||
---|---|---|---|---|---|---|
24.11. | Bambr / Norri - Kozlo / Reed | QF | 6-4, 7-5 | 2.10 | 1.66 | |
23.11. | Kozlo / Reed - Giron / Meist | R16 | 6-4, 6-4 | 1.58 | 2.26 | |
Knoxville challenger | Round | Result | H | A | ||
10.11. | Libie / Novik - Kozlo / Schnu | QF | 6-2, 6-3 | 1.58 | 2.24 | |
09.11. | Kozlo / Schnu - Bango / McDon | R16 | 6-4, 4-6, 14-12 | 1.69 | 2.08 | |
Drummondville challenger | Round | Result | H | A | ||
16.03. | Shapo / Van R - Crowl / Kozlo | QF | 6-2, 6-1 | 2.24 | 1.57 | |
14.03. | Crowl / Kozlo - Jasik / Mott | R16 | 5-7, 7-5, 10-6 | 1.83 | 1.83 | |
Futures 2016 | Round | Result | H | A | ||
08.03. | Baugh / Sikor - Jasik / Kozlo | R16 | 0-6, 6-2, 10-7 | 2.23 | 1.56 | |
05.03. | Kozlo / Uchid - Fanse / Sikor | F | 7-65, 6-3 | |||
05.03. | Kozlo / Uchid - Auger / Shapo | SF | 6-3, 2-6, 11-9 | 1.65 | 2.08 | |
03.03. | Kozlo / Uchid - Gallo / Mudge | QF | 6-2, 6-3 | 1.60 | 2.15 | |
02.03. | Kozlo / Uchid - Haleb / Quigl | R16 | 6-1, 2-6, 10-6 | 1.83 | 1.81 |
No matches. |
Futures 2015 | Round | Result | H | A | ||
---|---|---|---|---|---|---|
24.11. | Schne / Tchou - Hank / Kozlo | R16 | 6-2, 6-1 | 4.38 | 1.15 | |
Champaign challenger | Round | Result | H | A | ||
18.11. | O'Har / Salis - Kozlo / Mmoh | R16 | 6-2, 6-3 | 1.40 | 2.70 | |
Charlottesville challenger | Round | Result | H | A | ||
02.11. | O'Har / Salis - Kozlo / Tiafo | R16 | 6-3, 6-4 | 1.55 | 2.26 | |
Futures 2015 | Round | Result | H | A | ||
15.10. | Vasil / Zhyrm - Kozlo / Tiurn | SF | 6-4, 6-2 | 1.48 | 2.45 | |
14.10. | Kozlo / Tiurn - Koren / Tybar | QF | 3-6, 6-3, 10-8 | 1.10 | 6.50 | |
13.10. | Kozlo / Tiurn - Ovcha / Smaly | R16 | 6-4, 6-1 | |||
05.10. | De La / O'Hoi - Kozlo / Medve | R16 | 6-3, 6-4 | 7.26 | 1.04 | |
Memphis | Round | Result | H | A | ||
11.02. | Smith / Venus - Kozlo / Kudla | R16 | 6-3, 6-1 | 1.47 | 2.45 |
No matches. |
Charlottesville challenger | Round | Result | H | A | ||
---|---|---|---|---|---|---|
28.10. | Torebko P. - Kozlov S. | 1R | 6-3, 7-62 | 2.40 | 1.51 | |
Valencia | Round | Result | H | A | ||
20.10. | Klizan M. - Kozlov S. | 1R | 6-3, 6-3 | 1.16 | 5.10 |
Charlottesville challenger | Round | Result | H | A | ||
---|---|---|---|---|---|---|
27.10. | Huey / Niels - Kozlo / Ram R | R16 | 6-2, 7-5 | 1.35 | 2.90 |
No matches. |
- Injuries
Start | Tournament | Reason |
---|---|---|
25.10.2024 - 12.11.2024 | Sioux Falls challenger | walkover |
06.07.2024 - 14.07.2024 | Bloomfield Hills challenger | retired |
05.06.2024 - 30.06.2024 | Tyler challenger | retired |
11.02.2023 - 07.03.2023 | Delray Beach | retired |
18.01.2023 - 31.01.2023 | Tenerife challenger | retired |
15.09.2022 - 20.09.2022 | Cary 2 challenger | retired |
05.04.2022 - 26.04.2022 | Mexico City challenger | retired |
14.09.2021 - 15.09.2021 | Cary 2 challenger | retired |
18.02.2021 - 14.03.2021 | Futures 2021 | retired |
22.01.2020 - 22.01.2020 | Futures 2020 | retired |
23.07.2019 - 20.08.2019 | Binghamton challenger | retired - neck |
19.03.2018 - 07.04.2018 | Miami | retired |
31.07.2017 - 14.08.2017 | Washington | retired - viral illness |
22.07.2016 - 26.07.2016 | Binghamton challenger | retired - fever |
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