Stadium: Court 1 - Central Round: 27 Ground: Hardcourt outdoor
| ITF M25 Bagneres-De-Bigorre | 2019/09/05 17:05 | Yannick Mertens v Ben Patael | 6-4,3-6,6-4 |
| ITF M25 Bagneres-De-Bigorre | 2019/09/03 11:05 | Yannick Mertens v Theo Arribage | 6-2,7-6 |
| ITF M15 Piombino | 2019/08/30 19:00 | Anton Matusevich v Yannick Mertens | 6-3,6-2 |
| ITF M15 Piombino | 2019/08/29 19:05 | Andres Gabriel Ciurletti v Yannick Mertens | 2-6,3-6 |
| ITF M15 Piombino | 2019/08/28 11:30 | Carlo Alberto Fossati v Yannick Mertens | 3-6,2-6 |
| ITF M15 Sintra | 2019/08/24 09:30 | Yannick Mertens v Antoine Escoffier | 3-6,4-6 |
| ITF M15 Sintra | 2019/08/23 11:10 | Tiago Cacao v Yannick Mertens | 3-6,7-6,6-7 |
| ITF M15 Sintra | 2019/08/22 09:00 | Stuart Parker v Yannick Mertens | 6-4,3-6,2-6 |
| ITF M25 Bagneres-De-Bigorre | 2019/09/05 12:55 | Arthur Reymond v Emilien Burnel | 6-0,6-2 |
| ITF M25 Bagneres-De-Bigorre | 2019/09/04 07:30 | Gabriel Petit v Arthur Reymond | 2-6,6-7 |
| ITF M25 Donostia-San-Sebastian | 2019/08/29 08:30 | Arthur Reymond v Orlando Luz | 6-4,2-6,3-6 |
| ITF M25 Donostia-San-Sebastian | 2019/08/28 13:45 | Alberto Barroso Campos v Arthur Reymond | 4-6,5-7 |
| ITF M25 Donostia-San-Sebastian | 2019/08/26 16:55 | Arthur Reymond v Alvaro S-R Ariza | 7-6,6-2 |
| ITF M25 Santander | 2019/08/21 13:35 | Ricardo Ojeda Lara v Arthur Reymond | 6-1,6-2 |
| ITF M25 Santander | 2019/08/20 19:15 | Xavier Gabarro v Arthur Reymond | 2-6,3-6 |
| ITF M25 Santander | 2019/08/20 13:30 | Alvaro S-R Ariza v Arthur Reymond | 4-6,3-6 |