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United States - 1 February 1998
Stefan Kozlov (born 1 February 1998) is a professional tennis player who competes internationally for the United States. Stefan Kozlov is professional from 2013. His last victories are the Champaign 2021 tournament and the Charlottesville 2021 tournament . He is actualy 361th of the ATP Rankings.
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Results - Singles
Victory : 0
Final : 0
Summary : 3 Victories / 6 Defeats
Australian Open Men's from 9 January to 29 January 2023 (Hard) | ||||
---|---|---|---|---|
Qualifications - First Round | defeated by | ![]() | 7-5 6-2 | |
Tenerife from 16 January to 22 January 2023 (Hard) | ||||
Round of 32 | defeated by | ![]() | 7-6 2-6 4-1 ab. | |
Cleveland from 30 January to 5 February 2023 (Indoor) | ||||
Round of 32 | defeat | ![]() | 6-4 7-6 | |
Round of 16 | defeat | ![]() | 6-4 6-4 | |
Quarter-Finals | defeated by | ![]() | 6-4 6-1 | |
Dallas from 6 February to 12 February 2023 (Indoor) | ||||
Qualifications - First Round | defeat | ![]() | 6-3 6-4 | |
Qualifications - Second Round | defeated by | ![]() | 6-3 6-4 | |
Delray Beach from 11 February to 19 February 2023 (Hard) | ||||
Qualifications - First Round | defeated by | ![]() | 7-6 5-5 ab. | |
Indian Wells from 6 March to 19 March 2023 (Hard) | ||||
Qualifications - First Round | defeated by | ![]() | 6-1 6-3 |
Victory : 0
Final : 1 (Las Vegas)
Summary : 21 Victories / 34 Defeats
Victories : 3 (Columbus, Charlottesville, Champaign)
Final : 1 (Las Vegas)
Summary : 36 Victories / 13 Defeats
Delray Beach from 4 January to 13 January 2021 (Hard) | ||||
---|---|---|---|---|
Qualifications - First Round | defeat | ![]() | 5-0 ab. | |
Qualifications - Second Round | defeated by | ![]() | 4-6 6-4 6-4 | |
Acapulco from 13 March to 21 March 2021 (Clay) | ||||
Qualifications - First Round | defeat | ![]() | 6-4 6-1 | |
Qualifications - Second Round | defeat | ![]() | 6-2 2-6 6-3 | |
Qualifications - Third Round | defeat | ![]() | 6-3 1-0 ab. | |
Round of 32 | defeated by | ![]() | 6-3 6-3 | |
Little Rock from 31 May to 6 June 2021 (Hard) | ||||
Qualifications - First Round | defeat | ![]() | 6-2 6-2 | |
Qualifications - Second Round | defeat | ![]() | 6-3 6-2 | |
Round of 32 | defeated by | ![]() | 6-2 6-1 | |
Orlando 2 from 7 June to 13 June 2021 (Hard) | ||||
Qualifications - First Round | defeat | ![]() | 6-4 7-6 | |
Qualifications - Second Round | defeat | ![]() | 4-6 6-4 6-4 | |
Round of 32 | defeated by | ![]() | 6-3 6-1 | |
Cary from 19 July to 25 July 2021 (Hard) | ||||
Round of 32 | defeat | ![]() | 4-6 6-4 6-4 | |
Round of 16 | defeat | ![]() | 3-6 6-3 6-4 | |
Quarter-Finals | defeat | ![]() | 5-7 6-1 6-3 | |
Semi-Finals | defeated by | ![]() | 1-6 6-3 6-1 | |
Lexington from 26 July to 1 August 2021 (Hard) | ||||
Qualifications - First Round | defeat | ![]() | 6-2 6-3 | |
Qualifications - Second Round | defeat | ![]() | 3-6 7-6 6-1 | |
Round of 32 | defeat | ![]() | 7-6 7-6 | |
Round of 16 | defeated by | ![]() | 6-2 6-2 | |
US Open Men's from 24 August to 12 September 2021 (Hard) | ||||
Qualifications - First Round | defeated by | ![]() | 7-5 1-6 6-3 | |
Mallorca from 30 August to 4 September 2021 (Hard) | ||||
Round of 32 | defeat | ![]() | 6-3 1-6 6-1 | |
Round of 16 | defeated by | ![]() | 1-6 7-6 6-2 | |
Kyiv from 6 September to 12 September 2021 (Clay) | ||||
Round of 32 | defeated by | ![]() | 6-4 7-5 | |
Cary 2 from 13 September to 19 September 2021 (Hard) | ||||
Round of 32 | defeated by | ![]() | 7-5 2-0 ab. | |
Columbus from 20 September to 26 September 2021 (Indoor) | ||||
Round of 32 | defeat | ![]() | 6-0 6-3 | |
Round of 16 | defeat | ![]() | 6-2 7-5 | |
Quarter-Finals | defeat | ![]() | 2-6 7-6 6-4 | |
Semi-Finals | defeat | ![]() | 2-6 6-3 7-5 | |
Final | defeat | ![]() | 4-6 6-2 6-4 | |
Indian Wells from 5 October to 20 October 2021 (Hard) | ||||
Qualifications - First Round | defeat | ![]() | 4-6 7-6 7-6 ab. | |
Qualifications - Second Round | defeated by | ![]() | 2-6 6-0 7-5 | |
Las Vegas from 25 October to 31 October 2021 (Hard) | ||||
Round of 32 | defeat | ![]() | 6-2 6-4 | |
Round of 16 | defeat | ![]() | 6-2 5-7 7-6 | |
Quarter-Finals | defeat | ![]() | 7-6 6-4 | |
Semi-Finals | defeat | ![]() | 6-2 6-4 | |
Final | defeated by | ![]() | 6-4 6-4 | |
Charlottesville from 1 November to 7 November 2021 (Indoor) | ||||
Round of 32 | defeat | ![]() | 7-5 6-2 | |
Round of 16 | defeat | ![]() | 6-3 6-1 | |
Quarter-Finals | defeat | ![]() | 6-4 6-2 | |
Semi-Finals | defeat | ![]() | 6-1 6-7 6-0 | |
Final | defeat | ![]() | 6-2 6-3 | |
Knoxville from 8 November to 14 November 2021 (Indoor) | ||||
Round of 32 | defeat | ![]() | 6-3 4-6 7-5 | |
Round of 16 | defeated by | ![]() | 6-4 6-4 | |
Champaign from 15 November to 21 November 2021 (Indoor) | ||||
Round of 32 | defeat | ![]() | 3-6 6-3 6-4 | |
Round of 16 | defeat | ![]() | 6-3 6-1 | |
Quarter-Finals | defeat | ![]() | 6-4 6-4 | |
Semi-Finals | defeat | ![]() | 6-2 6-3 | |
Final | defeat | ![]() | 5-7 6-3 6-4 |
Victory : 0
Final : 0
Summary : 5 Victories / 5 Defeats
Ann Arbor from 6 January to 12 January 2020 (Hard) | ||||
---|---|---|---|---|
First Round | defeat | ![]() | 6-3 6-4 | |
Round of 32 | defeat | ![]() | 7-6 6-2 | |
Round of 16 | defeat | ![]() | 4-6 6-3 6-2 | |
Quarter-Finals | defeat | ![]() | 7-6 6-2 | |
Semi-Finals | defeated by | ![]() | 7-6 5-7 6-3 | |
Dallas from 3 February to 9 February 2020 (Indoor) | ||||
First Round | defeated by | ![]() | 6-2 6-2 | |
Delray Beach from 15 February to 23 February 2020 (Hard) | ||||
Qualifications - First Round | defeat | ![]() | 4-6 6-4 6-2 | |
Qualifications - Second Round | defeated by | ![]() | 6-3 6-2 | |
Round of 32 | defeated by | ![]() | 6-7 6-3 6-1 | |
Orlando from 16 November to 22 November 2020 (Hard) | ||||
Round of 32 | defeated by | ![]() | 6-1 6-3 |
Victory : 0
Final : 0
Summary : 15 Victories / 14 Defeats
Victory : 0
Final : 0
Summary : 9 Victories / 15 Defeats
Victory : 0
Final : 0
Summary : 17 Victories / 22 Defeats
Victory : 0
Final : 1 (Le Gosier)
Summary : 9 Victories / 8 Defeats
Victory : 0
Final : 0
Summary : 0 Victory / 4 Defeats
U.S. National Indoor Tennis Championships - Memphis from 9 February to 15 February 2015 (Indoor) | ||||
---|---|---|---|---|
Round of 32 | defeated by | ![]() | 7-5 6-0 | |
Delray Beach Open by The Venetian® Las Vegas from 16 February to 22 February 2015 (Hard) | ||||
Round of 32 | defeated by | ![]() | 7-5 6-2 | |
Savannah from 20 April to 26 April 2015 (Clay) | ||||
Round of 32 | defeated by | ![]() | 6-4 6-1 | |
Tallahassee from 27 April to 3 May 2015 (Clay) | ||||
Round of 32 | defeated by | ![]() | 6-4 7-5 |
Victory : 0
Finals : 2 (Australian Open Junior Men's, Wimbledon Junior Men's)
Summary : 16 Victories / 5 Defeats
Victory : 0
Final : 0
Summary : 1 Victory / 3 Defeats
Roland Garros Junior Men's from 27 May to 9 June 2013 (Clay) | ||||
---|---|---|---|---|
First Round | defeat | ![]() | 7-5 6-3 | |
Round of 32 | defeated by | ![]() | 3-6 6-1 6-4 | |
Wimbledon Junior Men's from 24 June to 7 July 2013 (Grass) | ||||
Quarter-Finals | defeated by | ![]() | 4-6 6-1 6-3 | |
Newport from 8 July to 14 July 2013 (Grass) | ||||
Round of 32 | defeated by | ![]() | 6-3 6-7 6-4 |
Results - Doubles
Victory : 0
Final : 0
Summary : 0 Victory / 1 Defeats
US Open Mixed Doubles from 31 August to 13 September 2015 (Hard) | ||||
---|---|---|---|---|
Round of 32 | ![]() ![]() | defeated by | ![]() ![]() | 7-6 6-2 |
Victory : 0
Final : 1 (Wimbledon Junior Men's Doubles)
Summary : 9 Victories / 6 Defeats