Stadium: Hard Court 2 Round: 28 Ground: Hardcourt outdoor
| ITF - M15 Héraklion | 2019/11/16 08:00 | Zielinski, Jan v Jonas Trinker | 6-3,6-2 |
| ITF - M15 Héraklion | 2019/11/15 08:00 | Zielinski, Jan v Kirkov, Vasil | 6-3,6-3 |
| ITF - M15 Héraklion | 2019/11/12 13:05 | Kocevar-Desman, Tom v Zielinski, Jan | 1-6,4-6 |
| ITF - M15 Sharm El Sheikh | 2019/10/30 11:25 | Zielinski, Jan v Kacper Zuk | 3-6,3-6 |
| ITF - M15 Sharm El Sheikh | 2019/10/23 08:00 | Karim-Mohamed Maamoun v Zielinski, Jan | 7-5,6-2 |
| ITF M25 Falun | 2019/10/01 11:00 | Antoine Bellier v Zielinski, Jan | 6-4,6-4 |
| ITF M25 Falun | 2019/09/30 09:10 | Zielinski, Jan v Jonathan Stenberg | 6-3,6-4 |
| ITF M25 Falun | 2019/09/29 12:00 | Zielinski, Jan v Arvidsson Ehn, Jakob | 6-2,6-1 |
| ITF - M15 Héraklion | 2019/11/16 08:00 | Pedro Vives Marcos v Patrick Kypson | 1-6,4-6 |
| ITF - M15 Héraklion | 2019/11/15 08:00 | Moroni, Filippo v Patrick Kypson | 3-6,4-6 |
| ITF - M15 Héraklion | 2019/11/14 08:40 | Patrick Kypson v Aidan Mchugh | 6-3,6-0 |
| ITF - M15 Héraklion | 2019/11/12 07:30 | Patrick Kypson v Hasson, Jordan | 6-1,6-1 |
| ITF - M15 Héraklion | 2019/11/11 08:00 | Patrick Kypson v Theodorou, Eleftherios | 7-6,6-1 |
| ITF - M15 Héraklion | 2019/11/10 07:30 | Patrick Kypson v Neil Oberleitner | 6-2,6-2 |
| ITF M25 Weston | 2019/01/31 17:20 | Villar, Yeudy v Patrick Kypson | 1-6,4-6 |
| ITF M25 Weston | 2019/01/29 18:20 | Jumpei Yamasaki v Patrick Kypson | 2-6,3-6 |