Stadium: Hard 5 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Heraklion | 2019/11/26 08:00 | Christos Keisidis v Sean Hodkin | 6-3,1-6,10-8 |
| ITF M15 Heraklion | 2019/11/25 09:00 | Billy Harris v Christos Keisidis | 2-6,2-6 |
| ITF M15 Heraklion | 2019/11/24 10:30 | Christos Keisidis v Stefan Cizelj-Zivkovic | 6-4,6-2 |
| ITF M15 Zlatibor | 2019/09/16 08:00 | Christos Keisidis v Roko Horvat | 1-6,5-7 |
| ITF M15 Zlatibor | 2019/09/15 06:30 | Tadija Radovanovic v Christos Keisidis | 2-6,1-6 |
| ITF M15 Heraklion | 2019/05/28 07:00 | Christos Keisidis v Gian Marco Ortenzi | 4-6,4-6 |
| ITF M15 Heraklion | 2019/05/27 07:00 | Calum Puttergill v Christos Keisidis | 4-6,3-6 |
| ITF M15 Heraklion | 2019/05/20 07:00 | Christos Keisidis v Moritz Thiem | 2-6,3-6 |
| ITF M15 Heraklion | 2019/11/23 10:40 | Bogdan Bobrov v Matija Pecotic | 6-2,6-3 |
| ITF M15 Heraklion | 2019/11/22 08:00 | Matija Pecotic v Alexander Lebedev | 6-2,6-0 |
| ITF M15 Heraklion | 2019/11/21 08:00 | Matija Pecotic v Sean Hodkin | 6-2,6-1 |
| ITF M15 Heraklion | 2019/11/20 08:00 | Matija Pecotic v Martin Van Der Meerschen | 6-3,6-0 |
| ITF M15 Monastir | 2019/11/10 09:00 | Altug Celikbilek v Matija Pecotic | 1-6,1-6 |
| ITF M15 Monastir | 2019/11/09 10:00 | Matija Pecotic v Louis Tessa | 6-0,6-2 |
| ITF M15 Monastir | 2019/11/08 12:10 | Aziz Kijametovic v Matija Pecotic | 6-4,2-6,0-6 |
| ITF M15 Monastir | 2019/11/07 11:35 | Luca Giacomini v Matija Pecotic | 6-4,1-6,1-6 |