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