Kozlov Stefan - profile

Kozlov Stefan 

Kozlov Stefan

Country: USA
Height / Weight: 183 cm / 79 kg
Age: 28 (1. 2. 1998)
Current/Highest rank - singles: 259. / 103.
Current/Highest rank - doubles: 1101. / 180.
Sex: man
Plays: right
  • Next match
Tournament Round Start Match H A
 Tallahassee chall. 1R 15.04. 05:00 Kozlov S. - Rybakov A. 1.54 1.99
 
Year Round
2024 semifinal
StartMatchRoundResultHA
20.04.Krueger - KozlovSF6-3, 3-6, 6-11.712.07
19.04.Kozlov - CrawfordQF6-2, 6-21.951.79
18.04.Kozlov - SandgrenR166-2, 65-7, 6-12.291.58
15.04.Kozlov - Campana Lee1R4-6, 6-3, 6-01.592.28
2019 2. round
StartMatchRoundResultHA
25.04.Sandgren - Kozlov2R6-3, 6-21.372.94
22.04.Kozlov - Zhurbin1R4-6, 6-4, 6-01.174.86
2017 quarterfinal
StartMatchRoundResultHA
27.04.Krueger - KozlovQF6-4, 7-51.861.86
26.04.Kozlov - MelzerR162-6, 6-3, 6-42.921.36
26.04.Kozlov - Coria1R6-3, 4-6, 6-41.452.65
2016 quarterfinal
StartMatchRoundResultHA
28.04.McGee - KozlovQF6-3, 2-6, 7-611.941.78
27.04.Kozlov - MelzerR166-2, 3-6, 6-22.991.35
26.04.Kozlov - Hernandez-Fernandez1R64-7, 7-64, 6-41.622.19
24.04.Kozlov - MottQ-QF7-5, 4-6, 6-31.263.51
23.04.Kozlov - SantiagoQ-R167-5, 6-21.144.94
2015 1. round
StartMatchRoundResultHA
27.04.Arguello - Kozlov1R6-4, 7-51.213.96
 More past results
 
 

Player's record

Year Summary Clay Hard Indoors Grass Not set
Summary: 370/273 82/56 174/141 93/52 15/24 6/0
2026 15/12 3/2 5/6 7/4 - -
2025 33/12 6/2 12/6 10/3 0/1 5/0
2024 38/19 17/8 16/9 4/2 - 1/0
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: 78/71 19/19 43/33 16/18 0/1 -
2026 2/2 - 0/1 2/1 - -
2025 0/6 0/2 0/1 0/3 - -
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 Summary Clay Hard Indoors Grass Not set
Summary: 1/2 - 1/2 - - -
2015 0/1 - 0/1 - - -
2014 1/1 - 1/1 - - -
Year Main tournaments Lower level tournaments
2025 - 2
2021 - 3
2017 - 1
2016 - 4
2015 - 1
Total: 0 11
Year Main tournaments Lower level tournaments
2021 - 2
2016 - 2
2015 - 1
2013 - 1
Total: 0 6
Year Main tournaments Lower level tournaments
No titles
  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
  Las Vegas challenger Round Result H A
30.10.   Sandgren T. - Kozlov S. F 7-5, 6-3 1.68 2.12
29.10.   Kozlov S. - Johnson S. SF 6-3, 1-6, 7-5 2.96 1.37
28.10.   Kozlov S. - Galarneau A. QF 65-7, 6-4, 6-3 2.24 1.60
27.10.   Kozlov S. - Zhu E. R16 7-65, 6-2 1.44 2.69
25.10.   Kozlov S. - Kingsley C. 1R 7-5, 4-6, 6-1 1.73 2.04
  Fairfield challenger Round Result H A
11.10.   Riffice S. - Kozlov S. 1R 3-6, 6-2, 6-3 1.95 1.79
  Tiburon challenger Round Result H A
06.10.   Galarneau A. - Kozlov S. R16 6-1, 7-5 1.72 2.07
04.10.   Kozlov S. - Oradini G. 1R 6-1, 6-4 1.74 2.02
  San Diego Round Result H A
20.09.   Wolf J. - Kozlov S. 1R 6-2, 7-66 1.19 4.72
  Cary 2 challenger Round Result H A
15.09.   Uchiyama Y. - Kozlov S. R16 6-4, 2-0 1.85 1.88
13.09.   Kozlov S. - Kingsley C. 1R 2-6, 6-2, 6-2 1.46 2.55
  US Open Round Result H A
29.08.   Medvedev D. - Kozlov S. 1R 6-2, 6-4, 6-0 1.01 25.04
  Cincinnati Round Result H A
13.08.   Lajovic D. - Kozlov S. Q-1R 6-3, 7-5 1.37 2.98
  Chicago challenger Round Result H A
10.08.   Escobedo E. - Kozlov S. 1R 6-4, 7-62 1.91 1.82
  Washington Round Result H A
01.08.   Draper J. - Kozlov S. 1R 7-5, 6-2 1.22 4.24
  Atlanta Round Result H A
23.07.   Ramanathan R. - Kozlov S. Q-R16 6-0, 6-1 2.37 1.56
  Indianapolis challenger Round Result H A
19.07.   Kovacevic A. - Kozlov S. 1R 6-3, 64-7, 6-4 2.23 1.61
  Newport Round Result H A
11.07.   Johnson S. - Kozlov S. 1R 7-5, 6-3 1.42 2.84
  Wimbledon Round Result H A
28.06.   Schwartzman D. - Kozlov S. 1R 6-3, 6-2, 6-2 1.20 4.69
23.06.   Novak D. - Kozlov S. Q-3R 7-5, 6-4, 5-7, 3-6, 6-3 1.61 2.27
22.06.   Kozlov S. - Stricker D. Q-2R 7-69, 4-6, 6-3 2.85 1.40
20.06.   Kozlov S. - Furness E. Q-1R 7-5, 6-3 1.73 2.07
  Queen's Club Round Result H A
11.06.   Johnson S. - Kozlov S. Q-R16 6-0, 6-0 1.61 2.26
  Hertogenbosch Round Result H A
04.06.   Ebden M. - Kozlov S. Q-R16 6-4, 6-4 2.19 1.65
  Surbiton challenger Round Result H A
02.06.   Nakashima B. - Kozlov S. R16 6-4, 6-3 1.16 4.96
01.06.   Kozlov S. - Moraing M. 1R 6-3, 7-64 2.08 1.70
  French Open Round Result H A
17.05.   Serdarusic N. - Kozlov S. Q-1R 7-5, 6-0 1.31 3.34
  Bordeaux challenger Round Result H A
10.05.   Munar J. - Kozlov S. 1R 6-2, 6-3 1.06 9.09
  Savannah challenger Round Result H A
26.04.   Pereira J. - Kozlov S. 1R 6-1, 6-0 2.99 1.36
  Mexico City challenger Round Result H A
05.04.   Melzer G. - Kozlov S. 1R 6-4, 0-0 2.05 1.73
  Pereira challenger Round Result H A
29.03.   Mejia N. - Kozlov S. 1R 6-1, 6-1 2.88 1.39
  Miami Round Result H A
21.03.   Krueger M. - Kozlov S. Q-1R 6-2, 6-2 2.47 1.52
  Indian Wells Round Result H A
10.03.   Rune H. - Kozlov S. Q-2R 6-4, 6-2 1.62 2.25
09.03.   Kozlov S. - Sec S. Q-1R 6-3, 64-7, 6-2 1.02 15.95
  Acapulco Round Result H A
24.02.   Nadal R. - Kozlov S. R16 6-0, 6-3 1.01 20.70
22.02.   Kozlov S. - Dimitrov G. 1R 7-68, 5-7, 6-3 3.59 1.29
21.02.   Otte O. - Kozlov S. Q-QF 6-1, 0-6, 7-62 1.69 2.15
20.02.   Kozlov S. - Johnson S. Q-R16 6-4, 6-3 1.96 1.81
  Delray Beach Round Result H A
18.02.   Paul T. - Kozlov S. QF 6-3, 6-1 1.33 3.36
16.02.   Kozlov S. - Johnson S. R16 6-1, 6-3 2.37 1.58
15.02.   Kozlov S. - Gomez E. 1R 4-6, 7-5, 6-3 1.61 2.29
13.02.   Kozlov S. - Fratangelo B. Q-QF 6-3, 1-0 1.62 2.23
12.02.   Kozlov S. - Soeda G. Q-R16 7-5, 6-2 1.22 4.11
  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
  Australian Open Round Result H A
19.01.   Berrettini M. - Kozlov S. 2R 6-1, 4-6, 6-4, 6-1 1.08 8.58
17.01.   Kozlov S. - Vesely J. 1R 7-5, 6-3, 6-4 2.60 1.51
  Sydney Round Result H A
09.01.   Kudla D. - Kozlov S. Q-R16 4-6, 7-67, 6-3 2.23 1.62
  Bendigo challenger Round Result H A
04.01.   Cobolli F. - Kozlov S. 2R 6-4, 3-6, 6-1 3.11 1.34
  Las Vegas challenger Round Result H A
28.10.   Cash / Patte - Cozbi / Kozlo QF 1.31 3.17
26.10.   Cozbi / Kozlo - Lock / Lock R16 6-3, 7-5 1.65 2.04
  Chicago challenger Round Result H A
12.08.   King / Krueg - Kozlo / Uchid SF 1.97 1.75
12.08.   Kozlo / Uchid - Lammo / Withr QF 3-6, 7-66, 10-5 4.00 1.21
09.08.   Kozlo / Uchid - Cash / Patte R16 6-4, 5-7, 10-7 2.07 1.69
  Surbiton challenger Round Result H A
02.06.   Cash / Patte - Kozlo / Kudla R16 6-4, 6-2 2.97 1.35
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
 More injuries
 
 
 
 
 
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