Stadium: Grandstand Round: 25 Ground: Clay
| ITF Greece F2 | 2018/03/11 09:00 | Danilo Petrovic v Maxime Authom | 7-6,3-6,2-6 |
| ITF Greece F2 | 2018/03/10 11:00 | Danilo Petrovic v Jakob Sude | 6-3,7-5 |
| ITF Greece F2 | 2018/03/09 11:55 | Danilo Petrovic v Markos Kalovelonis | 4-6,7-6,6-1 |
| ITF Greece F2 | 2018/03/08 08:00 | Danilo Petrovic v Giovanni Fonio | 6-3,6-4 |
| ITF Greece F2 | 2018/03/06 11:00 | Danilo Petrovic v Mateo Nicolas Martinez | 6-2,7-6 |
| ITF Greece F1 | 2018/03/04 08:00 | Danilo Petrovic v Yannick Jankovits | 7-6,6-2 |
| ITF Greece F1 | 2018/03/03 08:00 | Danilo Petrovic v Antal Van Der Duim | 6-1,7-5 |
| ITF Greece F1 | 2018/03/02 08:00 | Danilo Petrovic v Giovanni Fonio | 6-4,6-3 |
| Challenger Panama City | 2018/04/03 21:50 | Pedja Krstin v Jay Clarke | 5-7,2-6 |
| Challenger San Luis Potosi | 2018/03/29 18:00 | Pedro Sakamoto v Pedja Krstin | 4-6,6-3,7-5 |
| Challenger San Luis Potosi | 2018/03/27 18:00 | Gerardo L Villasenor v Pedja Krstin | 2-6,3-6 |
| ATP Miami Qual | 2018/03/19 17:25 | Bjorn Fratangelo v Pedja Krstin | 4-6,6-3,6-0 |
| Challenger Irving | 2018/03/14 17:00 | Pedja Krstin v Tim Smyczek | 4-6,3-6 |
| Challenger Santiago | 2018/03/07 18:20 | Guido Andreozzi v Pedja Krstin | 6-3,6-4 |
| Challenger Santiago | 2018/03/05 16:30 | Pedja Krstin v Arthur De Greef | 6-3,3-6,6-0 |
| Challenger Punta del Este | 2018/02/28 21:00 | Pedja Krstin v Federico Gaio | 2-6,6-3,4-6 |