Nume: Stefan Kozlov
Ţara: USA
Data naşterii: 01.02.98, 28 Vârsta
Clasament ATP: 319
TOP poziţie în clasament: 103 (18.07.22, 533 puncte)
Puncte: 169
Premii: 1079127 $
Total meciuri: 671
Victorii: 386
Succes: 57.53 %
Ţara: USA
Data naşterii: 01.02.98, 28 Vârsta
Clasament ATP: 319
TOP poziţie în clasament: 103 (18.07.22, 533 puncte)
Puncte: 169
Premii: 1079127 $
Total meciuri: 671
Victorii: 386
Succes: 57.53 %
| an | sumar | Hard | Zgura | In. Hard | Carpet | Iarbă | Acryl |
| 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 |
| ÎN TOTAL | 386/285 | 181/144 | 88/61 | 93/53 | 0/0 | 24/27 | 0/0 |
| succes % | 57.53 % | 55.69 % | 59.06 % | 63.7 % | 0 % | 47.06 % | 0 % |
Stefan Kozlov / nejucate / ultimele
| nu a fost găsit nici un meci |
Stefan Kozlov form / an 2025 / suprafaţa: In. Hard
Stefan Kozlov / an 2025 / suprafaţa: In. Hard
| 16.11.25 | Finală | Stefan Kozlov | Murphy Cassone | 7-63, 7-5 |  | detaliu meci |  Champaign Challenger | In. Hard |
| 15.11.25 | Semifinală | Stefan Kozlov | Cedrik-Marcel Stebe | 6-0, 4-0, Cedrik-Marcel Stebe - retragere | | detaliu meci | ||
| 14.11.25 | Sfert de finală | Stefan Kozlov | Darwin Blanch | 6-2, 6-77, 6-3 | | detaliu meci | ||
| 13.11.25 | a 2-a rundă | Stefan Kozlov | Tyler Zink | 6-3, 6-3 | | detaliu meci | ||
| 11.11.25 | 1-a rundă | Stefan Kozlov | Leo Borg | 6-1, 6-0 | | detaliu meci | ||
| 05.11.25 | a 2-a rundă | Jay Clarke | Stefan Kozlov | 6-2, 2-6, 6-3 |  | detaliu meci | Knoxville Challenger | In. Hard |
| 03.11.25 | 1-a rundă | Stefan Kozlov | Dominique Rolland | 7-61, 2-6, 6-1 | | detaliu meci | ||
| 31.01.25 | Sfert de finală | Jeff Wolf | Stefan Kozlov | 6-1, 6-3 | | detaliu meci | Cleveland Challenger | In. Hard |
| 30.01.25 | a 2-a rundă | Stefan Kozlov | Kaylan Bigun | 6-2, 6-3 | | detaliu meci | ||
| 28.01.25 | 1-a rundă | Stefan Kozlov | Micah Braswell | 4-6, 6-3, 6-4 | | detaliu meci | ||
| 22.01.25 | 1-a rundă | Elmer Moller | Stefan Kozlov | 6-3, 7-5 | | detaliu meci |  Quimper Challenger | In. Hard |
| 21.01.25 | Calificare | Stefan Kozlov | Loann Massard | 4-6, 6-2, 6-4 | | detaliu meci | ||
| 20.01.25 | 1-a rundă de calif. | Stefan Kozlov | Filip Misolic | 6-3, 6-4 | | detaliu meci |
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