| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2024 | 9/10 | 3/4 | 3/4 | 3/2 | 0/0 | 0/0 | 0/0 |
| 2018 | 18/14 | 3/6 | 15/8 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2017 | 4/11 | 0/6 | 4/5 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2016 | 7/9 | 5/4 | 2/5 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2015 | 4/5 | 0/0 | 4/5 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 42/49 | 11/20 | 28/27 | 3/2 | 0/0 | 0/0 | 0/0 |
| perc. % | 46.15 % | 35.48 % | 50.91 % | 60 % | 0 % | 0 % | 0 % |
Boris Kozlov / Fixtures
| no matches found |
Boris Kozlov form
Boris Kozlov / Latest Scores
| 20.11.24 | 1st round | Tadeas Paroulek | Boris Kozlov | 6-4, 6-4 |  | match details |  M25 Austin | Hard |
| 19.11.24 | qual. | Boris Kozlov | Zachary Cohen | 6-0, 6-2 |  | match details | ||
| 18.11.24 | q 1 | Boris Kozlov | Johan Oliver | 6-0, 6-0 | | match details | ||
| 05.11.24 | qual. | David Poljak | Boris Kozlov | 5-7, 7-5, 11-9 | | match details |  M25 Saint | I. hard |
| 04.11.24 | q 1 | Boris Kozlov | Isaac Danis | 6-0, 6-0 | | match details | ||
| 09.10.24 | 1st round | Juan Carlos Manuel Aguilar | Boris Kozlov | 6-3, 6-2 | | match details | M25 Edmonton | I. hard |
| 07.10.24 | qual. | Boris Kozlov | Anirudh Rao | 6-3, 6-2 | | match details | ||
| 06.10.24 | q 1 | Boris Kozlov | Zack Perala | 6-0, 6-3 | | match details | ||
| 13.08.24 | 1st round | Tyler Zink | Boris Kozlov | 7-5, 6-3 | | match details | M15 Huntsville | Clay |
| 12.08.24 | qual. | Boris Kozlov | Fabian Hansch Mauritzson | 6-0, 6-2 | | match details | ||
| 11.08.24 | q 1 | Boris Kozlov | Cody Benton | 6-2, 6-3 | | match details | ||
| 07.08.24 | 1st round | Andres Martin | Boris Kozlov | 6-0, 7-5 | | match details | M25 Southaven | Hard |
| 11.06.24 | qual. | Tyler Zink | Boris Kozlov | 7-5, 6-4 | | match details | M25 Wichita | Hard |
| 10.06.24 | q 2 | Boris Kozlov | Saahith Jayaraman | 6-2, 6-75, 11-9 | | match details | ||
| 26.05.24 | q 1 | Bruno Kuzuhara | Boris Kozlov | 3-6, 6-2, 6-3 | | match details | Little Rock | Hard |
| 14.05.24 | q 1 | Samuel Nicholson | Boris Kozlov | 2-6, 6-3, 11-9 | | match details | M25 Pensacola | Clay |
| 22.04.24 | q 1 | Blaise Bicknell | Boris Kozlov | 6-2, 6-3 | | match details | Savannah Challenger | Clay |
| 18.03.24 | qual. | Juan Pablo Paz | Boris Kozlov | 6-2, 6-3 | | match details |  Merida Challenger | Clay |
| 17.03.24 | q 1 | Boris Kozlov | Nicolas Steden | 6-2, 6-1 | | match details | ||
| 15.11.18 | 1st round | Juan Pablo Grassi Mazzuchi | Boris Kozlov | 7-65, 6-4 | | match details | USA F32 | Clay |
| 12.11.18 | qual. | Boris Kozlov | Juan Ignacio Cabrera | 6-75, 6-4, 12-10 | | match details | ||
| 11.11.18 | q 2 | Boris Kozlov | Cedric De Zutter | 6-0, 6-1 | | match details | ||
| 10.11.18 | q 1 | Boris Kozlov | Sergio Gomez Montesa | 7-62, 6-4 | | match details | ||
| 09.11.18 | Boris Kozlov | Joakim Jnystrom | 6-0, 6-0 | | match details | |||
| 31.07.18 | q 2 | Alexander Cozbinov | Boris Kozlov | 4-6, 7-65, 6-2 | | match details | USA F21 | Hard |
| 28.07.18 | q 1 | Boris Kozlov | Joseph Mcallister | 7-66, 6-1 | | match details | ||
| 22.07.18 | q 1 | Carl Soderlund | Boris Kozlov | 6-3, 6-1 | | match details | USA F20 | Hard |
| 16.07.18 | q 2 | Alfredo Perez | Boris Kozlov | 6-3, 6-3 | | match details | USA F19b | Hard |
| 15.07.18 | q 1 | Boris Kozlov | Connor Rust | 6-0, 6-1 | | match details | ||
| 02.07.18 | q 2 | Matic Spec | Boris Kozlov | 6-2, 6-4 | | match details | USA F19 | Hard |
| 01.07.18 | q 1 | Boris Kozlov | Donovan Lilov | 6-2, 6-0 | | match details | ||
| 26.06.18 | q 2 | Boris Kozlov | Courtney Scott | 6-0, 6-3 | | match details | USA F18 | Clay |
| 26.06.18 | qual. | Jordi Arconada | Boris Kozlov | 6-1, 6-3 | | match details | ||
| 24.06.18 | q 1 | Boris Kozlov | Sam Sauter | 6-2, 6-1 | | match details | ||
| 17.06.18 | q 1 | Javier Naser | Boris Kozlov | 6-3, 4-6, 7-63 | | match details | USA F16 | Clay |
| 23.04.18 | q 2 | Rowland Phillips | Boris Kozlov | 6-3, 6-2 | | match details | USA F12 | Clay |
| 22.04.18 | q 1 | Boris Kozlov | Thomas Tomczak | 6-1, 6-0 | | match details | ||
| 21.04.18 | Boris Kozlov | Joseph Van Deinse | 6-0, 6-1 | | match details | |||
| 14.04.18 | Eric Ahren Moonga | Boris Kozlov | 6-2, 4-6, 6-4 | | match details | USA F11 | Clay | |
| 24.02.18 | q 1 | Marcos Giron | Boris Kozlov | 6-2, 6-0 | | match details | Indian Wells | Hard |
| 17.02.18 | q 1 | Alexander Bublik | Boris Kozlov | 6-1, 6-4 | | match details | Delray Beach | Hard |
| 31.01.18 | 1st round | Gabriel Ciro Da Silva | Boris Kozlov | 6-3, 6-74, 6-3 | | match details | USA F6 | Clay |
| 30.01.18 | qual. | Boris Kozlov | Antoine Sanchez | 7-5, 6-0 | | match details | ||
| 28.01.18 | q 1 | Boris Kozlov | Dustin Goldenberg | 6-1, 6-0 | | match details | ||
| 28.01.18 | q 2 | Boris Kozlov | Edward Ayers | 6-2, 6-2 | | match details | ||
| 27.01.18 | Boris Kozlov | Patrick Sebastian | 6-2, 6-2 | | match details | |||
| 21.01.18 | q 2 | Ty Trombetta | Boris Kozlov | 7-5, 6-2 | | match details | USA F5 | Clay |
| 21.01.18 | q 1 | Boris Kozlov | Leonardo Du Plooy | 6-1, 6-2 | | match details | ||
| 20.01.18 | Boris Kozlov | Charles Dossetter | 6-0, 6-0 | | match details | |||
| 08.01.18 | q 2 | Evan Bynoe | Boris Kozlov | 6-4, 6-4 | | match details | USA F3 | Clay |
