Kozlov Stefan - profile

Kozlov Stefan 

Kozlov Stefan

Country: USA
Height / Weight: 183 cm / 79 kg
Age: 26 (1. 2. 1998)
Current/Highest rank - singles: 354. / 103.
Current/Highest rank - doubles: 837. / 180.
Sex: man
Plays: right
  • Next match
Tournament Round Start Match H A
 Cleveland challenger R16 30.01. 17:30 Kozlov S. - Bigun K. 1.38 2.89
 
Year Round
2024 round of 16
StartMatchRoundResultHA
01.02.Quinn - KozlovR166-2, 4-6, 6-31.632.20
30.01.Kozlov - Kirchheimer1R3-6, 6-1, 7-631.472.58
29.01.Kozlov - ClarkQ-R166-1, 6-41.283.52
28.01.Kozlov - MahenthiranQ-1R7-5, 6-11.0310.82
2023 quarterfinal
StartMatchRoundResultHA
03.02.Wu - KozlovQF6-4, 6-11.313.32
02.02.Kozlov - HarrisonR166-4, 6-41.771.98
31.01.Kozlov - Kypson1R6-4, 7-681.652.16
2019 2. round
StartMatchRoundResultHA
30.01.Schnur - Kozlov2R7-65, 6-41.472.57
28.01.Kozlov - Wessels1R6-4, 5-7, 7-51.362.97
 

Player's record

Year Summary Clay Hard Indoors Grass Not set
Summary: 330/250 73/52 157/129 79/46 15/23 6/0
2025 8/1 - - 3/1 - 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: 76/64 19/17 43/31 14/15 0/1 -
2025 0/1 - - 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 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
2021 - 3
2017 - 1
2016 - 4
2015 - 1
Total: 0 9
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
  Las Vegas challenger Round Result H A
22.10.   Kozlov S. - Broady L. F 3-6, 7-5, 6-4 1.91 1.82
21.10.   Kozlov S. - Sandgren T. SF 6-3, 7-66 2.22 1.62
20.10.   Kozlov S. - King K. QF 6-2, 6-3 1.60 2.22
18.10.   Kozlov S. - Koepfer D. R16 6-4, 6-1 1.42 2.65
16.10.   Kozlov S. - Aragone J. 1R 7-5, 6-3 1.27 3.50
  Fairfield challenger Round Result H A
10.10.   McDonald M. - Kozlov S. 1R 6-4, 5-7, 6-1 1.65 2.13
  Stockton challenger Round Result H A
06.10.   King D. - Kozlov S. QF 6-4, 6-4 1.73 2.03
04.10.   Kozlov S. - Kudla D. R16 6-4, 6-4 2.19 1.62
02.10.   Kozlov S. - Schnur B. 1R 6-3, 6-2 1.93 1.80
  US Open Round Result H A
22.08.   Andreozzi G. - Kozlov S. Q-1R 6-4, 6-1 2.18 1.64
  Cincinnati Round Result H A
14.08.   Querrey S. - Kozlov S. 1R 6-3, 6-0 1.13 6.01
  Washington Round Result H A
31.07.   Bhambri Y. - Kozlov S. 1R 7-5, 2-0 1.64 2.22
  Atlanta Round Result H A
25.07.   Halys Q. - Kozlov S. 1R 7-5, 7-67 1.82 1.96
23.07.   Kozlov S. - Klein B. Q-QF 69-7, 6-2, 7-64 1.35 3.01
22.07.   Kozlov S. - Gard C. Q-R16 6-3, 6-1 1.02 11.96
  Leon challenger Round Result H A
30.03.   Ram R. - Kozlov S. R16 6-1, 7-64 1.75 1.99
29.03.   Kozlov S. - Petrovic D. 1R 6-4, 6-2 1.39 2.78
  Miami Round Result H A
21.03.   Donaldson J. - Kozlov S. Q-2R 7-5, 6-3 1.56 2.34
20.03.   Kozlov S. - Kuhn N. Q-1R 6-3, 3-6, 6-3 1.09 6.88
  Indian Wells Round Result H A
11.03.   Young D. - Kozlov S. 1R 7-5, 7-65 1.37 3.04
  Acapulco Round Result H A
28.02.   Escobedo E. - Kozlov S. 1R 6-1, 2-6, 6-0 1.66 2.20
26.02.   Kozlov S. - Donaldson J. Q-QF 7-5, 6-3 2.23 1.61
26.02.   Kozlov S. - Chung H. Q-R16 6-2, 6-2 3.62 1.27
  Delray Beach Round Result H A
21.02.   Johnson S. - Kozlov S. 1R 6-1, 6-4 1.29 3.59
  Tempe challenger Round Result H A
17.02.   Gabashvili T. - Kozlov S. QF 6-3, 6-1 1.86 1.86
15.02.   Kozlov S. - Quiroz R. R16 6-4, 7-65 1.29 3.34
13.02.   Kozlov S. - Klahn B. 1R 6-1, 7-5 2.12 1.67
  Australian Open Round Result H A
11.01.   Bhambri Y. - Kozlov S. Q-1R 6-1, 6-4 1.92 1.82
  Brisbane Round Result H A
31.12.   Smith J. - Kozlov S. Q-R16 6-2, 6-3 2.11 1.69
  Las Vegas challenger Round Result H A
19.10.   Klein / Salis - Kozlo / Kozlo QF 7-60, 4-6, 10-3 1.23 3.68
18.10.   Kozlo / Kozlo - Norri / Rybak R16 6-4, 6-4 2.48 1.50
  Stockton challenger Round Result H A
05.10.   Skups / Smith - Kozlo / Niels QF 6-4, 63-7, 10-5 1.42 2.51
04.10.   Kozlo / Niels - Auger / Schnu R16 6-3, 6-2 1.39 2.73
  Cincinnati Round Result H A
14.08.   Rojer / Tecau - Donal / Kozlo 1R 6-3, 6-4 1.20 3.38
  Leon challenger Round Result H A
31.03.   Paes / Shama - Kozlo / Sijsl QF 6-4, 6-2 1.22 3.54
29.03.   Kozlo / Sijsl - Hank / Sanch R16 3-6, 7-5, 10-6 1.34 2.88
  Tempe challenger Round Result H A
14.02.   Truse / Viola - Kozlo / Reed R16 7-62, 6-2 2.35 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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