Stadium: North Court 5 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Heraklion | 2019/05/30 07:00 | Emil Ruusuvuori v Vasil Kirkov | 6-0,3-6,6-4 |
| ITF M15 Heraklion | 2019/05/28 09:00 | Vasil Kirkov v Jean Thirouin | 5-7,6-3,6-3 |
| ITF M15 Heraklion | 2019/05/21 07:00 | Vasil Kirkov v Peter Bothwell | 6-7,7-6,6-7 |
| ITF M15 Sozopol | 2019/05/10 07:00 | Altug Celikbilek v Vasil Kirkov | 6-3,1-6,7-6 |
| ITF M15 Sozopol | 2019/05/09 07:00 | Plamen Milushev v Vasil Kirkov | 2-6,3-6 |
| ITF M15 Sozopol | 2019/05/08 10:55 | Nikolay Vylegzhanin v Vasil Kirkov | 2-6,3-6 |
| ITF M15 Cairo | 2019/05/02 09:35 | Arnaud Bovy v Vasil Kirkov | 6-2,6-3 |
| ITF M15 Cairo | 2019/05/01 08:00 | Tarun Anirudh Chilakalapudi v Vasil Kirkov | 1-6,0-6 |
| ITF M15 Champaign | 2019/06/04 15:00 | Alexander Knight v Nathan Ponwith | 4-6,3-6 |
| ITF M15 Champaign | 2019/06/03 15:00 | Nathan Ponwith v Shane Monroe | 7-5,6-4 |
| Challenger Phoenix | 2019/03/12 21:10 | Nathan Ponwith v Tatsuma Ito | 4-6,4-6 |
| Challenger Phoenix | 2019/03/11 17:00 | Dominik Kellovsky v Nathan Ponwith | 4-6,2-6 |
| ITF USA F26 Qual | 2018/09/22 19:00 | Eric Samuelsson v Nathan Ponwith | 6-4,7-6 |
| ITF USA F26 Qual | 2018/09/21 21:30 | Nathan Ponwith v Jeremy Moser | 6-1,6-1 |
| ITF USA F25 | 2018/09/17 18:00 | Nathan Ponwith v Justin Roberts | 5-7,6-2,4-6 |
| ITF USA F25 | 2018/09/16 17:30 | William Genesen v Nathan Ponwith | 6-7,4-6 |