| Toronto, Canada | 08/05 21:40 | 14 | Max Purcell v Polansky, Peter | 6-2,6-4 | |
| Washington, USA | 07/29 17:55 | 14 | Polansky, Peter v Thai-Son Kwiatkowski | 2-6,0-6 | |
| Newport, USA | 07/16 17:25 | 14 | Skander Mansouri v Polansky, Peter | 6-2,7-5 | |
| ITF M25 Cancun | 02/19 15:00 | 25 | Mcnally, John v Polansky, Peter | Cancelled | |
| ITF M25 Cancun | 02/08 13:55 | 25 | [279] Polansky, Peter v Pervolarakis, Michail [411] | Retired | |
| Challenger - Cleveland | 01/30 20:35 | 14 | [282] Polansky, Peter v Quiroz, Roberto [375] | 3-6,6-7 | |
| Challenger Columbus | 01/24 17:15 | 19 | [282] Polansky, Peter v Sebastian Fanselow [348] | 3-6,3-6 | |
| Challenger Columbus | 01/23 19:25 | 14 | [282] Polansky, Peter v Aragone, JC [406] | 6-3,6-3 | |
| Challenger Knoxville | 11/11 20:25 | 26 | [280] Polansky, Peter v Emilio Nava [332] | Retired | |
| Challenger Knoxville | 11/09 00:30 | 25 | [94] Tennys Sandgren v Polansky, Peter [280] | 6-3,6-7,6-7 | |
| Challenger Charlottesville | 11/02 16:50 | 25 | Montes-de La Torre, Inaki v Polansky, Peter | 6-3,4-6,7-6 | |
| ATP - Indian Wells | 10/05 23:05 | 14 | [66] Botic Van De Zandschulp v Polansky, Peter [282] | 6-3,6-3 | |
| Challenger Columbus | 09/21 20:30 | 25 | [219] Jason Kubler v Polansky, Peter [281] | 7-6,6-4 | |
| Challenger Cary | 09/14 15:00 | 25 | [323] Ryan Peniston v Polansky, Peter [232] | 6-3,6-2 | |
| US Open, New York, USA | 08/24 23:45 | 14 | [120] Damir Dzumhur v Polansky, Peter [236] | 4-6,7-6,6-0 | |
| Toronto, Canada | 08/08 15:00 | 19 | [246] Polansky, Peter v James Duckworth [80] | 6-4,1-6,2-6 | |
| Toronto, Canada | 08/07 15:00 | 46 | [57] Dominik Koepfer v Polansky, Peter [246] | 3-6,4-6 | |
| Challenger Lexington | 07/29 20:00 | 26 | [243] Polansky, Peter v Ramkumar Ramanathan [207] | 4-6,4-6 | |
| Challenger Lexington | 07/27 18:00 | 25 | [155] Gunneswaran, Prajnesh v Polansky, Peter [243] | 3-6,4-6 | |
| Nur Sultan, Kazakhstan | 07/23 05:00 | 27 | [350] Andrey Kuznetsov v Polansky, Peter [241] | 6-2,3-6,6-2 | |
| Nur Sultan, Kazakhstan | 07/22 05:00 | 26 | [283] Jaziri, Malek v Polansky, Peter [241] | 6-3,5-7,6-7 | |
| Nur Sultan, Kazakhstan | 07/20 07:20 | 25 | [420] Dubrivnyy, Artem v Polansky, Peter [241] | 5-7,6-7 | |
| Nur Sultan, Kazakhstan | 07/17 06:00 | 28 | [254] Polansky, Peter v Max Purcell [234] | 5-7,6-3,6-7 | |
| Nur Sultan, Kazakhstan | 07/16 06:00 | 27 | [159] Roman Safiullin v Polansky, Peter [254] | 2-6,6-1,6-7 | |
| Nur Sultan, Kazakhstan | 07/15 06:00 | 26 | [382] Andrey Kuznetsov v Polansky, Peter [254] | 4-6,3-6 | |
| Nur Sultan, Kazakhstan | 07/13 04:00 | 25 | [363] Grigoriy Lomakin v Polansky, Peter [254] | 4-6,6-7 | |
| ITF M25 Nur-Sultan | 07/07 04:00 | 25 | [251] Polansky, Peter v Andrey Kuznetsov [396] | 5-7,3-6 | |
| Challenger Porto | 06/30 10:00 | 26 | [251] Polansky, Peter v Goncalo Oliveira [297] | 6-7,4-6 | |
| Challenger Porto | 06/28 11:20 | 25 | [172] Alejandro Tabilo v Polansky, Peter [251] | 6-1,1-6,2-6 | |
| Orlando, USA | 06/10 14:00 | 26 | [244] Polansky, Peter v Nicolas Jarry [324] | 3-6,3-6 |