Tennis - Stefan Kozlov

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Results - Singles

• 2021

  Victory : 1 (Columbus)
  Final : 0
  Summary : 21 Victories / 11 Defeats
  
  

  Delray Beach from 4 January to 13 January 2021 (Hard)
  Qualifications - First Round	defeat	Johannes Haerteis	5-0 ab.
  Qualifications - Second Round	defeated by	Donald Young	4-6 6-4 6-4
  Acapulco from 13 March to 21 March 2021 (Clay)
  Qualifications - First Round	defeat	Jordi Arconada	6-4 6-1
  Qualifications - Second Round	defeat	João Sousa	6-2 2-6 6-3
  Qualifications - Third Round	defeat	Botic Van De Zandschulp	6-3 1-0 ab.
  Round of 32	defeated by	Cameron Norrie	6-3 6-3
  Little Rock from 31 May to 6 June 2021 (Hard)
  Qualifications - First Round	defeat	Brian Battistone	6-2 6-2
  Qualifications - Second Round	defeat	Strong Kirchheimer	6-3 6-2
  Round of 32	defeated by	Thai-Son Kwiatkowski	6-2 6-1
  Orlando 2 from 7 June to 13 June 2021 (Hard)
  Qualifications - First Round	defeat	Robert Galloway	6-4 7-6
  Qualifications - Second Round	defeat	Adrian Andreev	4-6 6-4 6-4
  Round of 32	defeated by	Thiago Agustin Tirante	6-3 6-1
  Cary from 19 July to 25 July 2021 (Hard)
  Round of 32	defeat	Donald Young	4-6 6-4 6-4
  Round of 16	defeat	Maxime Cressy	3-6 6-3 6-4
  Quarter-Finals	defeat	Christopher Eubanks	5-7 6-1 6-3
  Semi-Finals	defeated by	Ramkumar Ramanathan	1-6 6-3 6-1
  Lexington from 26 July to 1 August 2021 (Hard)
  Qualifications - First Round	defeat	Sam Riffice	6-2 6-3
  Qualifications - Second Round	defeat	Edan Leshem	3-6 7-6 6-1
  Round of 32	defeat	Christopher Eubanks	7-6 7-6
  Round of 16	defeated by	Alejandro Tabilo	6-2 6-2
  US Open Men's from 24 August to 12 September 2021 (Hard)
  Qualifications - First Round	defeated by	Bernabe Zapata Miralles	7-5 1-6 6-3
  Mallorca from 30 August to 4 September 2021 (Hard)
  Round of 32	defeat	Daniel Rincon	6-3 1-6 6-1
  Round of 16	defeated by	Fernando Verdasco	1-6 7-6 6-2
  Kyiv from 6 September to 12 September 2021 (Clay)
  Round of 32	defeated by	Franco Agamenone	6-4 7-5
  Cary 2 from 13 September to 19 September 2021 (Hard)
  Round of 32	defeated by	Zachary Svajda	7-5 2-0 ab.
  Columbus from 20 September to 26 September 2021 (Indoor)
  Round of 32	defeat	Mitchell Krueger	6-0 6-3
  Round of 16	defeat	Jason Murray Kubler	6-2 7-5
  Quarter-Finals	defeat	Mikael Torpegaard	2-6 7-6 6-4
  Semi-Finals	defeat	Jeffrey John Wolf	2-6 6-3 7-5
  Final	defeat	Max Purcell	4-6 6-2 6-4
  Indian Wells from 5 October to 20 October 2021 (Hard)
  Qualifications - First Round	defeat	Jason Jung	4-6 7-6 7-6 ab.
  Qualifications - Second Round	defeated by	Christopher Eubanks	2-6 6-0 7-5

• 2020

  Victory : 0
  Final : 0
  Summary : 5 Victories / 5 Defeats
  
  

  Ann Arbor from 6 January to 12 January 2020 (Hard)
  First Round	defeat	Arthur Rinderknech	6-3 6-4
  Round of 32	defeat	Renzo Olivo	7-6 6-2
  Round of 16	defeat	Brandon Nakashima	4-6 6-3 6-2
  Quarter-Finals	defeat	Bjorn Fratangelo	7-6 6-2
  Semi-Finals	defeated by	Roberto Cid Subervi	7-6 5-7 6-3
  Dallas from 3 February to 9 February 2020 (Indoor)
  First Round	defeated by	Donald Young	6-2 6-2
  Delray Beach from 15 February to 23 February 2020 (Hard)
  Qualifications - First Round	defeat	Alex Bolt	4-6 6-4 6-2
  Qualifications - Second Round	defeated by	Emilio Gómez	6-3 6-2
  Round of 32	defeated by	Ugo Humbert	6-7 6-3 6-1
  Orlando from 16 November to 22 November 2020 (Hard)
  Round of 32	defeated by	Thiago Monteiro	6-1 6-3

• 2019

  Victory : 0
  Final : 0
  Summary : 15 Victories / 14 Defeats
  
  

  Orlando from 31 December 2018 to 6 January 2019 (Hard)
  First Round	defeat	Alejandro González	6-2 4-6 6-4
  Round of 32	defeat	Mitchell Krueger	6-2 5-7 6-3
  Round of 16	defeated by	Nino Serdarusic	6-2 7-5
  Columbus from 7 January to 13 January 2019 (Indoor)
  First Round	defeated by	Jeffrey John Wolf	6-2 7-6
  Cleveland from 28 January to 3 February 2019 (Indoor)
  First Round	defeat	Louis Wessels	6-4 5-7 7-5
  Round of 32	defeated by	Brayden Schnur	7-6 6-4
  Dallas from 4 February to 10 February 2019 (Indoor)
  First Round	defeated by	Alex Rybakov	6-2 6-1
  Morelos from 18 February to 24 February 2019 (Hard)
  First Round	defeat	Evan Song	7-5 6-3
  Round of 32	defeat	Alexander Sarkissian	6-4 3-0 ab.
  Round of 16	defeated by	Roberto Quiroz	6-4 7-6
  Drummondville from 11 March to 17 March 2019 (Indoor)
  First Round	defeated by	Gijs Brouwer	7-5 6-3
  Tallahassee from 22 April to 28 April 2019 (Clay)
  First Round	defeat	Alexander Zhurbin	4-6 6-4 6-0
  Round of 32	defeated by	Tennys Sandgren	6-3 6-2
  Savannah from 29 April to 4 May 2019 (Clay)
  First Round	defeated by	Aleksandar Vukic	6-2 7-6
  Little Rock from 3 June to 9 June 2019 (Hard)
  First Round	defeat	Garrett Johns	7-5 6-3
  Round of 32	defeated by	Zhe Li	6-3 5-7 6-0
  Winnetka from 8 July to 14 July 2019 (Hard)
  First Round	defeat	Evgeny Karlovskiy	6-2 6-4
  Round of 32	defeat	Adrián Menéndez-Maceiras	7-5 4-0 ab.
  Round of 16	defeated by	Jason Murray Kubler	6-2 6-3
  Binghamton from 22 July to 28 July 2019 (Hard)
  First Round	defeated by	Roberto Ortega-Olmedo	7-6 0-3 ab.
  US Open Men's from 19 August to 9 September 2019 (Hard)
  Qualifications - First Round	defeated by	Egor Gerasimov	6-4 6-4
  Las Vegas from 14 October to 20 October 2019 (Hard)
  First Round	defeat	Evan Song	6-4 6-3
  Round of 32	defeat	Blaz Rola	6-4 6-3
  Round of 16	defeat	Alexander Ritschard	5-7 6-4 6-1
  Quarter-Finals	defeated by	James Duckworth	6-2 6-3
  Champaign from 11 November to 17 November 2019 (Indoor)
  First Round	defeat	Simon Carr	6-2 4-6 7-6
  Round of 32	defeat	Denis Kudla	6-3 6-3
  Round of 16	defeat	Evan Song	6-4 4-6 6-1
  Quarter-Finals	defeated by	Jeffrey John Wolf	6-2 6-2

• 2018

  Victory : 0
  Final : 0
  Summary : 9 Victories / 15 Defeats
  
  

  Nouméa from 1 January to 6 January 2018 (Hard)
  Round of 32	defeated by	Corentin Moutet	7-6 3-6 6-2
  Australian Open Men's from 10 January to 28 January 2018 (Hard)
  Qualifications - First Round	defeat	Blake Ellis	6-7 6-4 6-7 0-0
  Qualifications - Second Round	defeat	Yannick Hanfmann	4-6 7-6 6-4
  Qualifications - Third Round	defeated by	Dustin Brown	6-4 3-6 6-3
  Newport Beach from 22 January to 28 January 2018 (Hard)
  Round of 32	defeat	Guilherme Clezar	6-2 6-3
  Round of 16	defeated by	Miomir Kecmanovic	6-3 6-4
  Dallas from 29 January to 4 February 2018 (Indoor)
  Round of 32	defeated by	Frances Tiafoe	6-2 7-6
  Delray Beach from 19 February to 25 February 2018 (Hard)
  Qualifications - First Round	defeated by	Ramkumar Ramanathan	6-3 6-2
  Indian Wells from 26 February to 4 March 2018 (Hard)
  Round of 32	defeat	Mirza Basic	7-5 6-4
  Round of 16	defeated by	Peter Polansky	6-2 6-4
  Indian Wells - BNP Paribas Open from 5 March to 18 March 2018 (Hard)
  Qualifications - First Round	defeated by	Adrián Menéndez-Maceiras	6-2 7-6
  Miami from 19 March to 1 April 2018 (Hard)
  Qualifications - First Round	defeated by	Cameron Norrie	6-1 2-0 ab.
  Houston from 9 April to 15 April 2018 (Clay)
  Round of 32	defeated by	Guido Pella	6-3 6-2
  Sarasota from 16 April to 22 April 2018 (Clay)
  Round of 32	defeat	Mitchell Krueger	6-4 6-3
  Round of 16	defeat	Donald Young	6-4 6-4
  Quarter-Finals	defeated by	Hugo Dellien	5-7 6-1 7-6
  Aix-en-Provence from 7 May to 13 May 2018 (Clay)
  Round of 32	defeated by	Constant Lestienne	7-6 6-4
  Bordeaux from 14 May to 20 May 2018 (Clay)
  Round of 32	defeat	Pierre-Hugues Herbert	6-2 7-6
  Round of 16	defeat	Antoine Hoang	6-3 7-6
  Quarter-Finals	defeated by	Reilly Opelka	7-6 6-1
  Roland Garros Men's from 21 May to 10 June 2018 (Clay)
  Qualifications - First Round	defeated by	Yasutaka Uchiyama	6-4 7-5
  Wimbledon Men's from 25 June to 15 July 2018 (Grass)
  Qualifications - First Round	defeat	Dustin Brown	6-3 6-1
  Qualifications - Second Round	defeated by	Yannick Maden	6-1 6-3
  Washington - Washington from 30 July to 5 August 2018 (Hard)
  Qualifications - First Round	defeated by	Jared Hiltzik	6-3 6-3

• 2017

  Victory : 0
  Final : 0
  Summary : 17 Victories / 22 Defeats
  
  

  Brisbane International from 2 January to 8 January 2017 (Hard)
  Qualifications - First Round	defeated by	John-Patrick Smith	6-2 6-3
  Australian Open Men's from 11 January to 29 January 2017 (Hard)
  Qualifications - First Round	defeated by	Yuki Bhambri	6-1 6-4
  Delray Beach from 20 February to 26 February 2017 (Hard)
  Round of 32	defeated by	Steve Johnson	6-1 6-4
  Acapulco from 27 February to 5 March 2017 (Clay)
  Qualifications - First Round	defeat	Hyeon Chung	6-2 6-2
  Qualifications - Second Round	defeat	Jared Donaldson	7-5 6-3
  Round of 32	defeated by	Ernesto Escobedo	6-1 2-6 6-0
  Indian Wells - BNP Paribas Open from 6 March to 19 March 2017 (Hard)
  First Round	defeated by	Donald Young	7-5 7-6
  Miami from 20 March to 2 April 2017 (Hard)
  Qualifications - First Round	defeat	Nicola Kuhn	6-3 3-6 6-3
  Qualifications - Second Round	defeated by	Jared Donaldson	7-5 6-3
  Léon from 28 March to 2 April 2017 (Hard)
  Round of 32	defeat	Danilo Petrovic	6-4 6-2
  Round of 16	defeated by	Rajeev Ram	6-1 7-6
  Panama City from 3 April to 8 April 2017 (Hard)
  Round of 32	defeated by	Blaz Rola	6-1 7-6
  San Luis Potosi from 10 April to 16 April 2017 (Clay)
  Round of 32	defeated by	Miomir Kecmanovic	6-2 7-5
  Sarasota from 17 April to 23 April 2017 (Clay)
  Round of 32	defeat	Peter Polansky	6-4 6-4
  Round of 16	defeated by	Horacio Zeballos	6-1 7-6
  Tallahassee from 24 April to 29 April 2017 (Clay)
  Round of 32	defeat	Federico Coria	6-3 4-6 6-4
  Round of 16	defeat	Jürgen Melzer	2-6 6-3 6-4
  Quarter-Finals	defeated by	Mitchell Krueger	6-4 7-5
  Savannah from 1 May to 7 May 2017 (Clay)
  Round of 32	defeat	Mikelis Libietis	6-3 6-4
  Round of 16	defeat	Ramkumar Ramanathan	6-1 6-2
  Quarter-Finals	defeated by	Joao Pedro Sorgi	6-2 6-2
  Heilbronn from 15 May to 21 May 2017 (Clay)
  Round of 32	defeated by	Tobias Kamke	6-4 5-7 7-6
  Roland Garros Men's from 22 May to 11 June 2017 (Clay)
  Qualifications - First Round	defeat	Corentin Moutet	2-6 7-5 6-4
  Qualifications - Second Round	defeated by	Sergiy Stakhovsky	6-7 6-4 6-4
  's-Hertogenbosch from 10 June to 18 June 2017 (Grass)
  Round of 32	defeat	Dustin Brown	6-3 3-6 6-3
  Round of 16	defeated by	Ivo Karlovic	6-4 6-1
  London Queen's from 17 June to 25 June 2017 (Grass)
  Qualifications - First Round	defeat	Kenny De Schepper	6-7 6-3 6-4
  Qualifications - Second Round	defeat	Pierre-Hugues Herbert	6-4 6-2
  Round of 32	defeat	Steve Johnson	3-6 6-1 6-1
  Round of 16	defeated by	Marin Cilic	6-0 6-4
  Wimbledon Men's from 26 June to 16 July 2017 (Grass)
  Qualifications - First Round	defeat	Marc Polmans	6-4 7-5
  Qualifications - Second Round	defeated by	Dennis Novikov	7-5 6-2
  Newport from 17 July to 23 July 2017 (Grass)
  Round of 32	defeated by	Adrián Menéndez-Maceiras	6-2 7-6
  BB&T Atlanta Open from 24 July to 30 July 2017 (Hard)
  Qualifications - First Round	defeat	Catalin-Ionut Gard	6-3 6-1
  Qualifications - Second Round	defeat	Brydan Klein	6-7 6-2 7-6
  Round of 32	defeated by	Quentin Halys	7-5 7-6
  Washington from 31 July to 6 August 2017 (Hard)
  First Round	defeated by	Yuki Bhambri	7-5 2-0 ab.
  Cincinnati from 12 August to 20 August 2017 (Hard)
  First Round	defeated by	Sam Querrey	6-3 6-0
  US Open Men's from 22 August to 11 September 2017 (Hard)
  Qualifications - First Round	defeated by	Guido Andreozzi	6-4 6-1

• 2016

  Victory : 0
  Final : 1 (Le Gosier)
  Summary : 9 Victories / 8 Defeats
  
  

  Drummondville from 14 March to 20 March 2016 (Indoor)
  Round of 32	defeated by	Renzo Olivo	6-3 1-6 7-5
  Le Gosier from 4 April to 10 April 2016 (Hard)
  Round of 32	defeat	Austin Krajicek	6-3 6-4
  Round of 16	defeat	Constant Lestienne	6-2 3-6 6-1
  Quarter-Finals	defeat	Vincent Millot	5-7 7-5 6-2
  Semi-Finals	defeat	Yoshihito Nishioka	3-6 7-5 6-3
  Final	defeated by	Malek Jaziri	6-2 6-4
  Tallahassee from 25 April to 30 April 2016 (Clay)
  Round of 32	defeat	Jose Hernandez-Fernandez	6-7 7-6 6-4
  Round of 16	defeat	Gerald Melzer	6-2 3-6 6-2
  Quarter-Finals	defeated by	James McGee	6-3 2-6 7-6
  Roland Garros Men's from 17 May to 5 June 2016 (Clay)
  Qualifications - First Round	defeated by	Grega Zemlja	3-6 6-3 6-1
  's-Hertogenbosch from 6 June to 12 June 2016 (Grass)
  Round of 32	defeat	Yoshihito Nishioka	6-1 2-6 6-3
  Round of 16	defeat	Steve Johnson	6-3 6-4
  Quarter-Finals	defeated by	Sam Querrey	6-3 6-0
  Wimbledon Men's from 20 June to 10 July 2016 (Grass)
  Qualifications - First Round	defeated by	Daniil Medvedev	6-2 6-2
  Newport from 11 July to 17 July 2016 (Grass)
  Round of 32	defeat	Benjamin Becker	6-1 6-2
  Round of 16	defeated by	Donald Young	6-0 6-4
  US Open Men's from 23 August to 12 September 2016 (Hard)
  Qualifications - First Round	defeated by	Michael Berrer	2-6 7-6 6-2

• 2015

  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	Jared Donaldson	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	Tim Smyczek	7-5 6-2
  Savannah from 20 April to 26 April 2015 (Clay)
  Round of 32	defeated by	Tim Smyczek	6-4 6-1
  Tallahassee from 27 April to 3 May 2015 (Clay)
  Round of 32	defeated by	Facundo Argüello	6-4 7-5

• 2014

  Victory : 0
  Finals : 2 (Australian Open Junior Men's, Wimbledon Junior Men's)
  Summary : 16 Victories / 5 Defeats
  
  

  Australian Open Junior Men's from 13 January to 26 January 2014 (Hard)
  First Round	defeat	Blake Mott	7-6 4-6 6-5 ab.
  Round of 32	defeat	Simon Friis Soendergaard	6-7 7-5 6-0
  Round of 16	defeat	Boris Pokotilov	6-1 6-2
  Quarter-Finals	defeat	Andrey Rublev	6-2 6-1
  Semi-Finals	defeat	Quentin Halys	2-6 7-6 6-3
  Final	defeated by	Alexander Zverev	6-3 6-0
  Roland Garros Junior Men's from 1 June to 7 June 2014 (Clay)
  First Round	defeat	Ryotaro Matsumura	6-4 6-2
  Round of 32	defeat	Akira Santillan	6-3 6-3
  Round of 16	defeat	Duck Hee Lee	7-6 6-1
  Quarter-Finals	defeated by	Andrey Rublev	7-5 3-6 6-4
  Wimbledon Junior Men's from 23 June to 6 July 2014 (Grass)
  First Round	defeat	Rafael Matos	6-4 6-1
  Round of 32	defeat	Pedro Martinez Portero	6-0 6-2
  Round of 16	defeat	Naoki Nakagawa	6-3 7-6
  Quarter-Finals	defeat	Hyeon Chung	6-4 7-6
  Semi-Finals	defeat	Johan Sebastien Tatlot	6-3 7-6
  Final	defeated by	Noah Rubin	6-4 4-6 6-3
  US Open Junior Men's from 25 August to 7 September 2014 (Hard)
  First Round	defeat	Jan Zielinski	6-2 6-3
  Round of 32	defeat	Rafael Matos	7-6 6-4
  Round of 16	defeat	Seong-Chan Hong	6-3 2-6 6-3
  Quarter-Finals	defeated by	Quentin Halys	3-1 ab.
  Valencia Open 500 from 20 October to 26 October 2014 (Clay)
  Round of 32	defeated by	Martin Klizan	6-3 6-3

• 2013

  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	Matej Maruscak	7-5 6-3
  Round of 32	defeated by	Gianluigi Quinzi	3-6 6-1 6-4
  Wimbledon Junior Men's from 24 June to 7 July 2013 (Grass)
  Quarter-Finals	defeated by	Kyle Edmund	4-6 6-1 6-3
  Newport from 8 July to 14 July 2013 (Grass)
  Round of 32	defeated by	Michal Przysiezny	6-3 6-7 6-4

Results - Doubles

• 2015

  Victory : 0
  Final : 0
  Summary : 0 Victory / 1 Defeats
  
  

  US Open Mixed Doubles from 31 August to 13 September 2015 (Hard)
  Round of 32	C. McHale - S. Kozlov	defeated by	A. Kudryavtseva - A. Peya	7-6 6-2

• 2014

  Victory : 0
  Final : 1 (Wimbledon Junior Men's Doubles)
  Summary : 9 Victories / 6 Defeats
  
  

  Australian Open Junior Men's Doubles from 13 January to 26 January 2014 (Hard)
  Quarter-Finals	S. Kozlov - M. Mmoh	defeated by	O. Jasika - K. Majchrzak	6-2 5-7 10-8
  Roland Garros Junior Men's Doubles from 1 June to 8 June 2014 (Clay)
  Round of 32	S. Kozlov - A. Rublev	defeat	M. Janvier - A. Muller	6-4 6-1
  Round of 16	S. Kozlov - A. Rublev	defeat	P. Chrysochos - J. Rosas	6-1 6-4
  Quarter-Finals	S. Kozlov - A. Rublev	defeat	P. Martinez Portero - J. Munar Clar	6-4 6-1
  Semi-Finals	S. Kozlov - A. Rublev	defeated by	B. Bonzi - Q. Halys	6-3 6-0
  Wimbledon Junior Men's Doubles from 1 July to 6 July 2014 (Grass)
  Round of 32	S. Kozlov - A. Rublev	defeat	Y. Chung - A. Rybakov	7-5 7-5
  Round of 16	S. Kozlov - A. Rublev	defeat	J. Choinski - H. Hurkacz	7-6 6-2
  Quarter-Finals	S. Kozlov - A. Rublev	defeat	F. Baldi - L. Miedler	7-6 6-2
  Semi-Finals	S. Kozlov - A. Rublev	defeat	P. Chrysochos - N. Serdarusic	6-2 7-5
  Final	S. Kozlov - A. Rublev	defeated by	O. Luz - M. Zormann	6-4 3-6 8-6
  US Open Men's Doubles from 25 August to 7 September 2014 (Hard)
  First Round	S. Kozlov - N. Rubin	defeated by	J. Donaldson - M. Russell	2-6 7-6 6-4
  US Open Mixed Doubles from 25 August to 7 September 2014 (Hard)
  Round of 32	C. McHale - S. Kozlov	defeat	J. Görges - N. Zimonjic	7-5 2-6 12-10
  Round of 16	C. McHale - S. Kozlov	defeated by	K. Peschke-Peschkeová - M. Matkowski	5-7 6-2 10-8
  US Open Junior Men's Doubles from 25 August to 7 September 2014 (Hard)
  Round of 32	S. Kozlov - A. Rublev	defeat	R. Matsumura - J. Yamasaki	6-2 4-6 10-6
  Round of 16	S. Kozlov - A. Rublev	defeated by	V. Durasovic - N. Frunza	w.o.

Stefan Kozlov - Identity

• Complete name : Stefan Kozlov Kozlov Stefan
• Country : United States
• Gender : M
• Age : 23 years
• Birthdate : 1 February 1998  (1998-02-01)
• Place of residence : Pembroke Pines (United States)
• Turned pro : 2013
• Plays : Right-handed (two-handed backhand)
• Wikipedia link : http://en.wikipedia.org/wiki/Stefan_Kozlov
• ATP Rankings : 361th on 5 April 2021 with 125 points