Stadium: Hard 20 Round: 62 Ground: Hardcourt outdoor
| ITF - M15 Heraklion | 2021/11/22 08:00 | Kyle Seelig v Maxim Khorozov | 6-3,6-2 |
| ITF - M15 Heraklion | 2021/11/18 06:55 | Filip Cristian Jianu v Kyle Seelig | 6-2,6-4 |
| ITF - M15 Heraklion | 2021/11/16 08:30 | Sandro Kopp v Kyle Seelig | 2-6,1-6 |
| ITF - M15 Heraklion | 2021/11/10 10:40 | Kyle Seelig v Francesco Maestrelli | 3-6,7-6,4-6 |
| ITF - M15 Heraklion | 2021/11/07 09:00 | Ryan James Storrie v Kyle Seelig | 1-6,5-7 |
| ITF - M15 Heraklion | 2021/11/06 08:30 | Kyle Seelig v Peter Fajta | 6-4,6-2 |
| ITF - M15 Heraklion | 2021/11/05 08:30 | Aristotelis Thanos v Kyle Seelig | 1-6,5-7 |
| ITF - M15 Heraklion | 2021/11/04 08:30 | Tim Heger v Kyle Seelig | 6-4,4-6,5-7 |
| ITF - M15 Heraklion | 2021/11/21 07:00 | Stephanos Schinas v Preston Brown | 3-6,2-6 |
| ITF - M15 Heraklion | 2021/11/18 07:00 | Preston Brown v Lukas Krainer | 6-3,1-6,2-6 |
| ITF - M15 Heraklion | 2021/11/17 07:00 | Preston Brown v Raffael Schaer | 7-6,6-7,6-2 |
| ITF - M15 Heraklion | 2021/11/15 08:00 | Eduardo Cohen v Preston Brown | 6-4,3-6,5-10 |
| ITF - M15 Heraklion | 2021/11/10 07:00 | Alastair Gray v Preston Brown | 6-1,7-5 |
| ITF - M15 Heraklion | 2021/11/09 07:00 | Zsombor Velcz v Preston Brown | 2-6,6-3,10-4 |
| ITF - M15 Heraklion | 2021/11/08 08:00 | David Quayle v Preston Brown | 2-6,4-6 |
| ITF - M15 Doha | 2021/10/13 18:45 | Dominik Boehler v Preston Brown | 6-4,6-3 |