Stadium: Court 6 Round: 26
| ITF Hungary F4 | 2018/06/12 11:25 | Patricio Heras v Ken Onishi | 3-6,6-3,6-1 |
| ITF Italy F11 | 2018/05/24 11:00 | Patricio Heras v Alexander Lazov | 2-6,7-6,1-6 |
| ITF Italy F11 | 2018/05/23 11:45 | Patricio Heras v Riccardo Balzerani | 6-2,3-6,6-4 |
| Challenger Samarkand | 2018/05/15 09:50 | Ivan Gakhov v Patricio Heras | 7-5,7-6 |
| Challenger Rome | 2018/05/10 12:50 | Patricio Heras v Adam Pavlasek | 6-7,1-6 |
| Challenger Rome | 2018/05/09 10:05 | Patricio Heras v Viktor Galovic | 7-6,6-0 |
| Challenger Rome | 2018/05/08 08:30 | Patricio Heras v Giovanni Fonio | 6-4,3-6,7-5 |
| Challenger Rome Qual | 2018/05/07 08:00 | Andreas Haider-Maurer v Patricio Heras | 7-6,6-4 |
| ITF Hungary F4 | 2018/06/12 14:20 | Pavle Daljev v Karl Friberg | 2-6,4-6 |
| ITF Hungary F4 Qual | 2018/06/11 10:40 | Karl Friberg v Alexandru Vasile Manole | 6-4,6-4 |
| ITF Hungary F4 Qual | 2018/06/10 11:00 | Karl Friberg v Nemanja Subanovic | 6-1,6-4 |
| ITF Sweden F3 | 2018/05/24 08:00 | Frederik Press v Karl Friberg | 6-2,6-3 |
| ITF Sweden F3 | 2018/05/23 08:00 | Karl Friberg v Andre Goransson | 4-6,6-3,6-1 |
| ITF Sweden F3 | 2018/05/21 08:00 | Karl Friberg v Morgan Johansson | 2-6,6-1,6-4 |
| ITF Sweden F2 | 2018/05/14 13:50 | Karl Friberg v Frederik Press | 1-6,3-6 |
| ITF Sweden F1 | 2018/05/09 09:30 | Karl Friberg v Nick Chappell | 2-6,3-6 |