Round: 26 Ground: Hardcourt outdoor
| ITF M25 Martos | 2019/06/19 16:10 | Bauvy, Romain v Federico Zeballos | 1-6,3-6 |
| Huelva, Singles Qualifying M-ITF-ESP-12A | 2019/06/12 15:00 | Federico Zeballos v Boluda-Purkiss, Carlos | 5-7,1-6 |
| Huelva, Singles Qualifying M-ITF-ESP-12A | 2019/06/11 09:30 | Federico Zeballos v Benjamin Winter Lopez | 6-1,6-2 |
| Huelva, Singles Qualifying M-ITF-ESP-12A | 2019/06/10 15:00 | Federico Zeballos v Galdos, Sergio | 6-2,6-3 |
| ITF M15 Majadahonda | 2019/06/01 08:30 | Toledo Bague, Pol v Federico Zeballos | 6-2,6-1 |
| ITF M15 Majadahonda | 2019/05/31 08:00 | Gil, Fred v Federico Zeballos | 3-6,2-6 |
| ITF M15 Majadahonda | 2019/05/30 08:00 | Pol Martin Tiffon v Federico Zeballos | 4-6,6-1,1-6 |
| ITF M15 Majadahonda | 2019/05/28 09:00 | Jaime Caldes v Federico Zeballos | 2-6,0-6 |
| ITF M25 Martos | 2019/06/19 11:00 | Sergi Perez Contri v Mertens, Yannick | 2-6,2-6 |
| ITF M25 Jablonec Nad Nisou | 2019/05/21 11:40 | Bangoura, Sekou v Mertens, Yannick | 6-4,6-0 |
| Challenger - Aix en Provence | 2019/05/06 15:00 | Troicki, Viktor v Mertens, Yannick | 6-3,6-1 |
| Challenger - Bordeaux | 2019/04/29 12:55 | Mertens, Yannick v Calvin Hemery | 2-6,2-6 |
| ITF - M25 Sunderland | 2019/04/12 11:30 | Igor Sijsling v Mertens, Yannick | 6-2,6-4 |
| ITF - M25 Sunderland | 2019/04/11 11:05 | Mertens, Yannick v Gijs Brouwer | 7-5,6-2 |
| ITF - M25 Sunderland | 2019/04/09 11:35 | Alexis Canter v Mertens, Yannick | 2-6,6-7 |
| Bolton, Qualifications Simples M-ITF-GBR-03A | 2019/04/02 09:00 | Hoyt, Evan v Mertens, Yannick | 6-3,6-3 |