Stadium: Mercedes Court Round: 26 Ground: Grass
| Stuttgart, Germany | 2018/06/11 12:00 | Pella, Guido v John Millman | 6-2,6-2 |
| Prostejov, Czech Republic | 2018/06/07 12:55 | Pella, Guido v Laslo Djere | 4-6,5-7 |
| Prostejov, Czech Republic | 2018/06/06 11:35 | Pella, Guido v Joao Domingues | 7-5,6-3 |
| Prostejov, Czech Republic | 2018/06/05 15:05 | Pella, Guido v Norbert Gombos | 6-3,6-2 |
| Open de France | 2018/05/31 13:30 | Rafael Nadal v Pella, Guido | 6-2,6-1,6-1 |
| Open de France | 2018/05/28 15:45 | Joao Sousa v Pella, Guido | 2-6,3-6,4-6 |
| ATP - Genève | 2018/05/24 14:30 | Pella, Guido v Steve Johnson | 3-6,4-6 |
| ATP - Genève | 2018/05/24 09:00 | Querrey, Sam v Pella, Guido | 5-7,7-6,6-7 |
| Stuttgart, Germany | 2018/06/13 09:00 | Gunneswaran, Prajnesh v Denis Shapovalov | 7-6,2-6,6-3 |
| ATP Stuttgart Qual | 2018/06/10 10:15 | Harrison, Christian v Gunneswaran, Prajnesh | 3-6,6-4,3-6 |
| ATP Stuttgart Qual | 2018/06/09 12:20 | King, Evan v Gunneswaran, Prajnesh | 1-6,4-6 |
| Challenger Vicenza | 2018/05/28 14:10 | Gunneswaran, Prajnesh v Salvatore Caruso | 1-6,4-6 |
| French Open Qual | 2018/05/25 08:00 | Elias Ymer v Gunneswaran, Prajnesh | 6-3,6-4 |
| French Open Qual | 2018/05/23 13:55 | Gunneswaran, Prajnesh v Arevalo-Gonzalez, Marcelo | 6-4,6-1 |
| French Open Qual | 2018/05/21 14:25 | Salvatore Caruso v Gunneswaran, Prajnesh | 4-6,4-6 |
| Anning, China | 2018/04/29 05:00 | Gunneswaran, Prajnesh v Mohamed Safwat | 5-7,6-3,6-1 |