Nombre: Stefan Kozlov
PaÃs: USA
Fecha de nacimiento: 01.02.98, 28 años
ATP ranking: 292
TOP posición de la clasificación: 103 (18.07.22, 533 puntos)
Puntos: 181
Dinero del premio: 1079127 $
Partidos totales: 671
ganar: 386
%: 57.53 %
PaÃs: USA
Fecha de nacimiento: 01.02.98, 28 años
ATP ranking: 292
TOP posición de la clasificación: 103 (18.07.22, 533 puntos)
Puntos: 181
Dinero del premio: 1079127 $
Partidos totales: 671
ganar: 386
%: 57.53 %
| año | resumen | DifÃcil | Arcilla | I. difÃcil | Alfombra | Césped | AcrÃlico |
| 2026 | 17/15 | 5/6 | 5/5 | 7/4 | 0/0 | 0/0 | 0/0 |
| 2025 | 28/12 | 12/6 | 6/2 | 10/3 | 0/0 | 0/1 | 0/0 |
| 2024 | 37/20 | 16/9 | 17/8 | 4/3 | 0/0 | 0/0 | 0/0 |
| 2023 | 6/12 | 1/6 | 0/0 | 5/6 | 0/0 | 0/0 | 0/0 |
| 2022 | 21/34 | 14/18 | 0/5 | 4/5 | 0/0 | 3/6 | 0/0 |
| 2021 | 41/15 | 20/12 | 5/2 | 16/1 | 0/0 | 0/0 | 0/0 |
| 2020 | 13/13 | 7/8 | 0/0 | 6/5 | 0/0 | 0/0 | 0/0 |
| 2019 | 22/18 | 14/9 | 4/4 | 4/5 | 0/0 | 0/0 | 0/0 |
| 2018 | 13/26 | 4/12 | 7/6 | 1/4 | 0/0 | 1/4 | 0/0 |
| 2017 | 31/29 | 15/14 | 8/8 | 3/2 | 0/0 | 5/5 | 0/0 |
| 2016 | 58/31 | 28/15 | 10/6 | 16/5 | 0/0 | 4/5 | 0/0 |
| 2015 | 44/27 | 15/12 | 10/5 | 17/8 | 0/0 | 2/2 | 0/0 |
| 2014 | 33/19 | 23/12 | 5/4 | 0/2 | 0/0 | 5/1 | 0/0 |
| 2013 | 17/11 | 3/3 | 11/6 | 0/0 | 0/0 | 3/2 | 0/0 |
| 2012 | 5/3 | 4/2 | 0/0 | 0/0 | 0/0 | 1/1 | 0/0 |
| TOTAL | 386/285 | 181/144 | 88/61 | 93/53 | 0/0 | 24/27 | 0/0 |
| porc. % | 57.53 % | 55.69 % | 59.06 % | 63.7 % | 0 % | 47.06 % | 0 % |
Stefan Kozlov / programado / pasado
| No se encontraron partidos |
Stefan Kozlov form / año 2017
Stefan Kozlov / año 2017
| 08.11.17 | 1er ronda | Tim Smyczek | Stefan Kozlov | 7-63, 6-2 |  | match details |  Knoxville Challenger | I. difÃcil |
| 04.11.17 | 1/2 | Tim Smyczek | Stefan Kozlov | 6-3, 2-6, 6-2 | | match details | Charlottesville Challenger | I. difÃcil |
| 03.11.17 | 1/4 | Stefan Kozlov | Denis Kudla | 6-4, 6-3 |  | match details | ||
| 02.11.17 | 2da ronda | Stefan Kozlov | Liam Broady | 6-4, 4-6, 6-4 | | match details | ||
| 31.10.17 | 1er ronda | Stefan Kozlov | Thai Kwiatkowski | 6-1, 3-6, 6-3 | | match details | ||
| 22.10.17 | fin | Stefan Kozlov | Liam Broady | 3-6, 7-5, 6-4 | | match details | Las Vegas | DifÃcil |
| 21.10.17 | 1/2 | Stefan Kozlov | Tennys Sandgren | 6-3, 7-66 | | match details | ||
| 20.10.17 | 1/4 | Stefan Kozlov | Kevin King | 6-2, 6-3 | | match details | ||
| 18.10.17 | 2da ronda | Stefan Kozlov | Dominik Koepfer | 6-4, 6-1 | | match details | ||
| 16.10.17 | 1er ronda | Stefan Kozlov | Jc Aragone | 7-5, 6-3 | | match details | ||
| 10.10.17 | 1er ronda | Mackenzie Mcdonald | Stefan Kozlov | 6-4, 5-7, 6-1 | | match details | Fairfield Challenger | DifÃcil |
| 06.10.17 | 1/4 | Darian King | Stefan Kozlov | 6-4, 6-4 | | match details | Stockton Challenger | DifÃcil |
| 04.10.17 | 2da ronda | Stefan Kozlov | Denis Kudla | 6-4, 6-4 | | match details | ||
| 02.10.17 | 1er ronda | Stefan Kozlov | Brayden Schnur | 6-3, 6-2 | | match details | ||
| 22.08.17 | c 1 | Guido Andreozzi | Stefan Kozlov | 6-4, 6-1 | | match details | New York | DifÃcil |
| 14.08.17 | 1er ronda | Sam Querrey | Stefan Kozlov | 6-3, 6-0 | | match details | Cincinnati | DifÃcil |
| 31.07.17 | 1er ronda | Yuki Bhambri | Stefan Kozlov | 7-5, 2-0, Stefan Kozlov - retirado | | match details | Washington | DifÃcil |
| 24.07.17 | 1er ronda | Quentin Halys | Stefan Kozlov | 7-5, 7-67 | | match details | Atlanta | DifÃcil |
| 23.07.17 | calif. | Stefan Kozlov | Brydan Klein | 6-79, 6-2, 7-64 | | match details | ||
| 22.07.17 | c 1 | Stefan Kozlov | Catalin-Ionut Gard | 6-3, 6-1 | | match details | ||
| 17.07.17 | 1er ronda | Adrian Menendez-Maceiras | Stefan Kozlov | 6-2, 7-65 | | match details | Newport | Césped |
| 28.06.17 | c 2 | Dennis Novikov | Stefan Kozlov | 7-5, 6-2 | | match details |  London | Césped |
| 26.06.17 | c 1 | Stefan Kozlov | Marc Polmans | 6-4, 7-5 | | match details | ||
| 22.06.17 | 2da ronda | Marin Cilic | Stefan Kozlov | 6-0, 6-4 | | match details | London | Césped |
| 20.06.17 | 1er ronda | Stefan Kozlov | Steve Johnson | 3-6, 6-1, 6-1 | | match details | ||
| 18.06.17 | calif. | Stefan Kozlov | Pierre-Hugues Herbert | 6-4, 6-2 | | match details | ||
| 17.06.17 | c 1 | Stefan Kozlov | Kenny de Schepper | 6-74, 6-3, 6-4 | | match details | ||
| 15.06.17 | 2da ronda | Ivo Karlovic | Stefan Kozlov | 6-4, 6-1 | | match details |  's-Hertogenbosch | Césped |
| 13.06.17 | 1er ronda | Stefan Kozlov | Dustin Brown | 6-3, 3-6, 6-3 | | match details | ||
| 08.06.17 | 1er ronda | Akira Santillan | Stefan Kozlov | 6-2, 2-6, 6-3 | | match details | Surbiton Challenger | Césped |
| 24.05.17 | c 2 | Sergiy Stakhovsky | Stefan Kozlov | 6-75, 6-4, 6-4 | | match details |  Paris | Arcilla |
| 22.05.17 | c 1 | Stefan Kozlov | Corentin Moutet | 2-6, 7-5, 6-4 | | match details | ||
| 15.05.17 | 1er ronda | Tobias Kamke | Stefan Kozlov | 6-4, 5-7, 7-64 | | match details |  Heilbronn Challenger | Arcilla |
| 05.05.17 | 1/4 | Joao Pedro Sorgi | Stefan Kozlov | 6-2, 6-2 | | match details | Savannah Challenger | Arcilla |
| 04.05.17 | 2da ronda | Stefan Kozlov | Ramkumar Ramanathan | 6-1, 6-2 | | match details | ||
| 02.05.17 | 1er ronda | Stefan Kozlov | Mikelis Libietis | 6-3, 6-4 | | match details | ||
| 27.04.17 | 1/4 | Mitchell Krueger | Stefan Kozlov | 6-4, 7-5 | | match details | Tallahassee Challenger | Arcilla |
| 26.04.17 | 2da ronda | Stefan Kozlov | Jurgen Melzer | 2-6, 6-3, 6-4 | | match details | ||
| 25.04.17 | 1er ronda | Stefan Kozlov | Federico Coria | 6-3, 4-6, 6-4 | | match details | ||
| 20.04.17 | 2da ronda | Horacio Zeballos | Stefan Kozlov | 6-1, 7-63 | | match details | Sarasota Challenger | Arcilla |
| 18.04.17 | 1er ronda | Stefan Kozlov | Peter Polansky | 6-4, 6-4 | | match details | ||
| 17.04.17 | calif. | Blaz Rola | Stefan Kozlov | 2-6, 6-4, 6-2 | | match details | ||
| 16.04.17 | c 2 | Stefan Kozlov | Axel Geller | 6-1, 6-2 | | match details | ||
| 15.04.17 | c 1 | Stefan Kozlov | Sathi Reddy Chirala | 6-0, 6-0 | | match details | ||
| 12.04.17 | 1er ronda | Miomir Kecmanovic | Stefan Kozlov | 6-2, 7-5 | | match details |  San Luis | Arcilla |
| 03.04.17 | 1er ronda | Blaz Rola | Stefan Kozlov | 6-1, 7-66 | | match details |  Panama City | Arcilla |
| 30.03.17 | 2da ronda | Rajeev Ram | Stefan Kozlov | 6-1, 7-64 | | match details | Leon Challenger | DifÃcil |
| 29.03.17 | 1er ronda | Stefan Kozlov | Danilo Petrovic | 6-4, 6-2 | | match details | ||
| 21.03.17 | calif. | Jared Donaldson | Stefan Kozlov | 7-5, 6-3 | | match details | Miami | DifÃcil |
| 20.03.17 | c 1 | Stefan Kozlov | Nicola Kuhn | 6-3, 3-6, 6-3 | | match details | ||
| 10.03.17 | 1er ronda | Donald Young | Stefan Kozlov | 7-5, 7-65 | | match details | Indian Wells | DifÃcil |
| 27.02.17 | 1er ronda | Ernesto Escobedo | Stefan Kozlov | 6-1, 2-6, 6-0 | | match details | Acapulco | DifÃcil |
| 26.02.17 | calif. | Stefan Kozlov | Jared Donaldson | 7-5, 6-3 | | match details | ||
| 25.02.17 | c 1 | Stefan Kozlov | Hyeon Chung | 6-2, 6-2 | | match details | ||
| 21.02.17 | 1er ronda | Steve Johnson | Stefan Kozlov | 6-1, 6-4 | | match details | Delray Beach | DifÃcil |
| 17.02.17 | 1/4 | Teimuraz Gabashvili | Stefan Kozlov | 6-3, 6-1 | | match details | Tempe Challenger | DifÃcil |
| 15.02.17 | 2da ronda | Stefan Kozlov | Roberto Quiroz | 6-4, 7-65 | | match details | ||
| 13.02.17 | 1er ronda | Stefan Kozlov | Bradley Klahn | 6-1, 7-5 | | match details | ||
| 11.01.17 | c 1 | Yuki Bhambri | Stefan Kozlov | 6-1, 6-4 | | match details |  Melbourne | DifÃcil |
| 31.12.16 | c 1 | John-Patrick Smith | Stefan Kozlov | 6-2, 6-3 | | match details | Brisbane | DifÃcil |