Round: 44 Ground: Clay
| ITF M15 Sabadell | 2019/10/01 11:30 | Alex Martinez v Johan Nikles | 5-7,6-2,6-7 |
| ITF M15 Melilla | 2019/09/26 13:30 | Alex Martinez v Alexander Zhurbin | 1-6,1-6 |
| ITF M15 Melilla | 2019/09/25 14:50 | Pol Sanchez Vinas v Alex Martinez | 2-6,3-6 |
| ITF M25 Seville | 2019/09/11 09:35 | Alejandro Gomez v Alex Martinez | 6-7,6-4,6-2 |
| ITF M25 Oviedo | 2019/09/02 08:30 | Alex Martinez v Miguel Damas | 4-6,6-7 |
| ITF M15 Xativa | 2019/08/02 13:45 | Alex Martinez v Pol Toledo Bague | 1-6,4-6 |
| ITF M15 Xativa | 2019/08/01 13:45 | Alex Martinez v Alejo Vilaro | 2-6,6-3,6-4 |
| ITF M15 Xativa | 2019/07/30 14:00 | Guido Ivan Justo v Alex Martinez | 7-6,3-6,4-6 |
| ITF M25 Oliveira De Azemeis | 2019/09/23 10:00 | Alvaro Blanco Damea v Mikel Martinez | 7-5,6-7,10-4 |
| ITF M25 Oliveira De Azemeis | 2019/09/22 11:30 | Tiago R Fernandes v Mikel Martinez | 2-6,0-6 |
| ITF M25 Madrid | 2019/09/15 12:00 | Mikel Martinez v Matthew Mendez | 3-6,2-6 |
| ITF M25 Oviedo | 2019/09/02 11:40 | Eduardo Ribeiro v Mikel Martinez | 6-4,6-2 |
| ITF M15 Majadahonda | 2019/05/27 08:00 | Mikel Martinez v Hendrik Jebens | 3-6,4-6 |
| ITF M15 Tbilisi | 2019/04/30 06:00 | Piotr Matuszewski v Mikel Martinez | 6-3,6-4 |
| ITF M15 Tbilisi | 2019/04/29 07:40 | Mikel Martinez v Vladyslav Gorodynskyi | 6-4,6-4 |
| ITF Spain F28 Qual | 2018/09/16 12:00 | Mikel Martinez v Pol Martin Tiffon | 2-6,1-6 |