Stefan Kozlov

Stefan Kozlov (/ˈstɛfɑːn ˈkɒzlɒv/ STEF-ahn KOZ-lov;[1][2] born 1 February 1998) is an American professional tennis player of Russian descent. He is the son of Russian parents and his father is a tennis coach.[3]

Stefan Kozlov
Stefan Kozlov (27716989415).jpg
Country (sports) United States
ResidencePembroke Pines, Florida, United States
Born (1998-02-01) 1 February 1998 (age 22)
Skopje, Republic of Macedonia
Height1.83 m (6 ft 0 in)
Turned pro2013
PlaysRight-handed (two-handed backhand)
Prize money$375,231
Career record5–15 (25.0%)
Career titles0
Highest rankingNo. 115 (20 February 2017)
Current rankingNo. 199 (18 June 2018)
Grand Slam Singles results
Australian OpenQ3 (2018)
French OpenQ2 (2017)
WimbledonQ2 (2017, 2018)
US OpenQ2 (2014)
Career record0–3
Career titles0
Highest rankingNo. 180 (19 June 2017)
Current rankingNo. 180 (19 June 2017)
Grand Slam Doubles results
US Open1R (2014)
Last updated on: 22 June 2017.

Kozlov made his ATP World Tour debut as a wild card in Newport at the age of 15. He reached two junior Grand Slam finals in 2014 and finished the year at No. 3 in the ITF Junior Combined rankings.

Junior careerEdit

In 2014, Kozlov reached two junior grand slam finals, where he lost to Alexander Zverev at the Australian Open and Noah Rubin at Wimbledon. This success led him to a career high junior ranking of No. 2.[4] Kozlov also competed at the U18 National Championships, finishing in third place in the singles tournament and winning the doubles tournament with Noah Rubin. With this victory, they earned a wild card into the main draw of the 2014 US Open. He ended the year by winning the Orange Bowl junior tournament.[5]

In 2015, Kozlov reached the final of the U18 National Championships, where he lost to Frances Tiafoe in five sets.

Professional careerEdit

Early yearsEdit

Kozlov made his ATP World Tour debut as a wild card at the Newport tournament in 2013 and lost in the first round. At the age of 16, he defeated his first Top 100 player in Tim Smyczek to reach his first ATP Challenger final in Sacramento, where he lost to Sam Querrey. He has also reached seven career ITF Futures finals and won four of these finals.

2016: First ATP win and Challenger titleEdit

In April, Kozlov reached the final at the Open de Guadeloupe. In June, he won his first career ATP level match as a wild card at the Rosmalen Grass Court Championships in Den Bosch. Toward the end of the season, Kozlov reached a second Challenger final on the year at Suzhou. He won his first career Challenger event at Columbus.

Challenger and Futures finalsEdit

Singles: 12 (6–6)Edit

Legend (Singles)
ATP Challenger Tour (2–3)
ITF Futures Tour (4–3)
Titles by Surface
Hard (6–6)
Clay (0–0)
Grass (0–0)
Result W–L    Date    Tournament Tier Surface Opponent Score
Loss 0–1 Oct 2014 Sacramento, US Challenger Hard   Sam Querrey 3–6, 4–6
Loss 0–2 May 2015 USA F15, Orange Park Futures Hard   Darian King 2–6, 6–3, 0–6
Loss 0–3 May 2015 Mexico F3, Mexico City Futures Hard   Iván Endara 1–6, 6–7(3–7)
Loss 0–4 Oct 2015 Belarus F3, Minsk Futures Hard (i)   Dzmitry Zhyrmont 1–6, 4–6
Win 1–4 Oct 2015 Belarus F4, Minsk Futures Hard (i)   Dzmitry Zhyrmont 6–1, 7–6(7–1)
Win 2–4 Jan 2016 USA F1, Los Angeles Futures Hard   Philip Bester 7–6(9–7), 6–7(3–7), 6–3
Win 3–4 Mar 2016 Canada F2, Sherbrooke Futures Hard (i)   Lloyd Glasspool 4–6, 6–4, 6–4
Loss 3–5 Apr 2016 Le Gosier, Guadeloupe Challenger Hard   Malek Jaziri 2–6, 4–6
Win 4–5 Apr 2016 USA F13, Little Rock Futures Hard   Eric Quigley 6–7(3–7), 6–3, 7–6(12–10)
Loss 4–6 Oct 2016 Suzhou, China Challenger Hard   Lu Yen-hsun 0–6, 1–6
Win 5–6 Nov 2016 Columbus, US Challenger Hard (i)   Tennys Sandgren 6–1, 2–6, 6–2
Win 6–6 Oct 2017 Las Vegas, US Challenger Hard   Liam Broady 3–6, 7–5, 6–4

Doubles: 9 (4–5)Edit

Legend (Doubles)
ATP Challenger Tour (2–3)
ITF Futures Tour (2–2)
Titles by Surface
Hard (3–2)
Clay (1–3)
Grass (0–0)
Result W–L    Date    Tournament Tier Surface Partner Opponents Score
Win 1–0 Nov 2013 USA F31, Bradenton Futures Clay   Sekou Bangoura   Devin McCarthy
  Tommy Mylnikov
6–2, 6–4
Loss 1–1 May 2014 Spain F10, Vic Futures Clay   Noah Rubin   Sergio Martos Gornés
  Pol Toledo Bagué
2–6, 5–7
Win 2–1 Jan 2015 Maui, US Challenger Hard   Jared Donaldson   Chase Buchanan
  Rhyne Williams
6–3, 6–4
Loss 2–2 Oct 2015 Croatia F18, Solin Futures Clay   Nino Serdarušić   Zdeněk Kolář
  Tomas Toman
4–6, 6–2, [6–10]
Win 3–2 Mar 2016 Canada F1, Gatineau Futures Hard (i)   Kaichi Uchida   Sebastian Fanselow
  Adrian Sikora
7–6(7–5), 6–3
Win 4–2 Jul 2016 Winnetka, US Challenger Hard   John-Patrick Smith   Sekou Bangoura
  David O'Hare
6–3, 6–3
Loss 4–3 Sep 2016 Cary, US Challenger Hard   Austin Krajicek   Philip Bester
  Peter Polansky
2–6, 2–6
Loss 4–4 Oct 2016 Ningbo, China Challenger Hard   Akira Santillan   Jonathan Eysseric
  Sergiy Stakhovsky
4–6, 6–7(4–7)
Loss 4–5 Apr 2017 Sarasota, US Challenger Clay   Peter Polansky   Scott Lipsky
  Jürgen Melzer
2–6, 4–6

Junior Grand Slam finalsEdit

Boys' SinglesEdit

Outcome Year Championship Surface Opponent Score
Runner-up 2014 Australian Open Hard   Alexander Zverev 3–6, 0–6
Runner-up 2014 Wimbledon Grass   Noah Rubin 6–4, 4–6, 3–6

Boys' DoublesEdit

Outcome Year Championship Surface Partner Opponents Score
Runner-up 2014 Wimbledon Grass   Andrey Rublev   Orlando Luz
  Marcelo Zormann
4–6, 6–3, 6–8


  1. ^ "The pronunciation by Stefan Kozlov himself". Retrieved 2018-01-10.
  2. ^ RacquetComedy (2015-01-27). "AFULL INTERVIEW: Stefan Kozlov". YouTube. Retrieved 2018-01-25.
  3. ^ Michelle Kaufman (9 July 2013). "Floridian Kozlov on the rise". Miami Herald. Retrieved 27 October 2017.
  4. ^ "Stefan Kozlov junior profile". Retrieved 27 October 2017.
  5. ^ Michelle Kaufman (14 December 2014). "Kozlov wins long-awaited Orange Bowl". Miami Herald. Retrieved 27 October 2017.

External linksEdit