| ITF M25 Grodzisk Mazowiecki | 08/05 07:00 | 25 | Orlikowski, Aleksander v Daniel Michalski | 2-6,1-6 | |
| Poznan, Poland | 07/27 11:50 | 25 | [414] Daniel Michalski v Botic Van De Zandschulp [126] | 2-6,3-6 | |
| Polish National Tour | 07/15 10:35 | - | Daniel Michalski v Kacper Zuk | 2-6,4-6 | |
| Polish National Tour | 07/14 11:50 | - | Maciej Rajski v Daniel Michalski | 0-6,5-7 | |
| Polish National Tour | 07/13 11:50 | - | Terczynski, Mateusz v Daniel Michalski | 2-6,1-6 | |
| Braunchsweig, Germany | 07/06 15:50 | 25 | [419] Daniel Michalski v Vit Kopriva [264] | 2-6,2-6 | |
| Braunchsweig, Germany | 07/05 09:30 | 19 | Sandkaulen, Tim v Daniel Michalski | 3-6,5-7 | |
| Braunchsweig, Germany | 07/04 09:00 | 14 | [419] Daniel Michalski v Adrian Andreev [339] | 7-6,7-6 | |
| ITF M25 Wroclaw | 07/01 08:50 | 26 | [383] Toby Kodat v Daniel Michalski [419] | 6-7,6-4,6-0 | |
| ITF M25 Wroclaw | 06/30 09:30 | 25 | Szic, Sandro v Daniel Michalski | 1-6,2-6 | |
| Challenger Almaty Qual | 06/13 07:40 | 14 | [322] Jesper De Jong v Daniel Michalski [422] | 6-2,6-1 | |
| Challenger Almaty | 06/06 04:00 | 14 | [422] Daniel Michalski v Corentin Denolly [353] | 6-3,6-7,2-6 | |
| ITF M25 Most | 05/28 08:30 | 27 | [420] Daniel Michalski v Alex Rybakov [431] | 4-6,4-6 | |
| ITF M25 Most | 05/27 10:45 | 26 | [403] Ergi Kirkin v Daniel Michalski [420] | 4-6,0-6 | |
| ITF M25 Most | 05/26 11:10 | 25 | Cervinka, Petr v Daniel Michalski | 1-6,1-6 | |
| ITF - M15 Antalya | 05/14 07:00 | 27 | [333] Orlando Luz v Daniel Michalski [425] | 6-3,6-4 | |
| ITF - M15 Antalya | 05/13 09:35 | 26 | Madaras, Dragos Nicolae v Daniel Michalski | 7-5,5-7,2-6 | |
| ITF - M15 Antalya | 05/12 11:30 | 25 | Pierre Yves Bailly v Daniel Michalski | 6-1,2-6,3-6 | |
| ITF M15 Cairo | 04/25 09:00 | 29 | Oliver Crawford v Daniel Michalski | 6-2,5-7,6-3 | |
| ITF M15 Cairo | 04/24 09:00 | 28 | Daniel Michalski v Capecchi, Daniele | 2-6,7-6,6-1 | |
| ITF M15 Cairo | 04/23 09:00 | 27 | [394] Shintaro Mochizuki v Daniel Michalski [448] | 6-3,6-7,4-6 | |
| ITF M15 Cairo | 04/22 11:00 | 26 | Francesco Passaro v Daniel Michalski | 4-6,2-6 | |
| ITF M15 Cairo | 04/21 14:55 | 25 | Luca Giacomini v Daniel Michalski | 6-4,6-7,1-6 | |
| ITF M15 Cairo | 04/17 08:30 | 28 | Dambrosi, Giacomo v Daniel Michalski | 3-6,6-4,6-4 | |
| ITF M15 Cairo | 04/16 08:30 | 27 | Carlos L-Montagud v Daniel Michalski | 3-6,6-3,4-6 | |
| ITF M15 Cairo | 04/15 12:30 | 26 | Roncalli, Simone v Daniel Michalski | 3-6,2-6 | |
| ITF M15 Cairo | 04/14 12:30 | 25 | Felix Gill v Daniel Michalski | 6-4,1-6,0-6 | |
| ITF - M15 Antalya | 04/01 07:00 | 26 | Madaras, Dragos Nicolae v Daniel Michalski | 6-3,6-1 | |
| ITF - M15 Antalya | 03/31 07:00 | 25 | Alexander Weis v Daniel Michalski | 4-6,0-6 | |
| ITF - M15 Antalya | 03/28 07:30 | 29 | Zekic, Miljan v Daniel Michalski | 7-6,6-3 |