| Challenger - Winnipeg | 07/26 21:05 | 25 | [257] Yasutaka Uchiyama v Alex Rybakov [299] | 5-7,3-6 | |
| Challenger Indianapolis | 07/22 18:00 | 27 | [233] Yibing Wu v Alex Rybakov [298] | 6-3,6-3 | |
| Challenger Indianapolis | 07/20 17:00 | 26 | [280] Alexis Galarneau v Alex Rybakov [298] | 4-6,7-5,3-6 | |
| Challenger Indianapolis | 07/18 20:10 | 25 | [298] Alex Rybakov v Mitchell Krueger [135] | 7-6,7-5 | |
| Challenger Rome GA | 07/14 16:45 | 26 | [433] Ben Shelton v Alex Rybakov [309] | 7-6,6-3 | |
| Challenger Rome GA | 07/12 16:45 | 25 | [309] Alex Rybakov v Enzo Couacaud [207] | Retired | |
| Challenger Oeiras | 06/24 09:00 | 27 | [327] Alex Rybakov v Facundo Bagnis [110] | 4-6,6-2,3-6 | |
| Challenger Oeiras | 06/23 09:00 | 26 | [260] Johan Nikles v Alex Rybakov [327] | 6-4,4-6,3-6 | |
| Challenger Oeiras | 06/21 15:00 | 25 | [327] Alex Rybakov v Pedro B Dias [332] | 6-3,7-5 | |
| Challenger Oeiras | 06/20 10:00 | 19 | [327] Alex Rybakov v Clement Tabur [359] | 4-6,6-3,7-5 | |
| Challenger Oeiras | 06/19 12:00 | 14 | Alex Rybakov v Henrique Rocha | 6-2,6-4 | |
| Challenger Blois | 06/15 10:25 | 26 | [191] Maximilian Marterer v Alex Rybakov [342] | 6-3,7-6 | |
| Challenger Blois | 06/14 09:00 | 25 | [342] Alex Rybakov v Zsombor Piros [182] | 6-3,7-5 | |
| Challenger Blois | 06/13 09:00 | 19 | [251] Javier Barranco Cosano v Alex Rybakov [342] | 3-6,2-6 | |
| Challenger Blois | 06/12 08:30 | 14 | [343] Alex Rybakov v Viktor Durasovic [332] | 6-3,6-4 | |
| Challenger Lyon | 06/06 10:15 | 19 | [406] Juncheng Shang v Alex Rybakov [343] | 6-4,1-6,6-1 | |
| Challenger Lyon | 06/05 13:55 | 14 | Jurgen Briand v Alex Rybakov | 2-6,6-3,3-6 | |
| ITF M25 La Nucia | 06/03 09:55 | 27 | Alex Rybakov v Daniel Rincon | 6-3,3-6,5-7 | |
| ITF M25 La Nucia | 06/02 09:55 | 26 | [344] Alex Rybakov v Alvaro Lopez San Martin [486] | 6-2,3-6,6-2 | |
| ITF M25 La Nucia | 06/01 13:40 | 25 | Alex Rybakov v Javier Molino | 6-1,6-0 | |
| Challenger Francavilla | 05/20 12:20 | 27 | [349] Alex Rybakov v Alexis Galarneau [309] | 6-2,3-6,4-6 | |
| Challenger Francavilla | 05/18 09:30 | 26 | [270] Daniel Dutra Da Silva v Alex Rybakov [349] | 7-6,3-6,1-6 | |
| Challenger Francavilla | 05/17 09:30 | 25 | Gian Marco Ortenzi v Alex Rybakov | 0-6,4-6 | |
| ITF M25 Praha | 05/12 10:45 | 26 | Antonin Bolardt v Alex Rybakov | 7-5,6-4 | |
| ITF M25 Praha | 05/11 08:00 | 25 | Petr Brunclik v Alex Rybakov | 0-6,1-6 | |
| Challenger Savannah | 04/29 20:00 | 27 | [373] Alex Rybakov v Jeffrey John Wolf [142] | 3-6,4-6 | |
| Challenger Savannah | 04/27 16:00 | 26 | [226] Jason Jung v Alex Rybakov [373] | 5-7,4-6 | |
| Challenger Savannah | 04/25 18:00 | 25 | [373] Alex Rybakov v Kaichi Uchida [281] | 6-3,6-2 | |
| Challenger Tallahassee | 04/18 18:35 | 25 | [369] Alex Rybakov v Jason Kubler [178] | 6-7,3-6 | |
| Challenger Sarasota | 04/12 21:55 | 25 | [366] Alex Rybakov v Alejandro Tabilo [97] | 3-6,4-6 |