Stadium: Champagne De Vilmont Round: 25 Ground: Clay
| Challenger San Benedetto | 2018/07/17 15:00 | Vanni, Luca v Boluda-Purkiss, Carlos | 6-0,7-6 |
| ITF Spain F18 | 2018/07/15 11:00 | Boluda-Purkiss, Carlos v Pedro Cachin | 3-6,5-7 |
| ITF Spain F18 | 2018/07/14 13:00 | Boluda-Purkiss, Carlos v Pla Malfeito, Jaume | 6-0,6-4 |
| ITF Spain F18 | 2018/07/13 18:15 | Boluda-Purkiss, Carlos v Perchicot, Mathieu | 7-5,4-6,6-2 |
| ITF Spain F18 | 2018/07/11 10:00 | Boluda-Purkiss, Carlos v Mora, Maxime | 7-5,6-1 |
| ITF Spain F18 | 2018/07/10 09:35 | Boluda-Purkiss, Carlos v Lopez San Martin, Alvaro | 5-7,6-4,6-1 |
| Milan, Italy | 2018/06/25 14:05 | Boluda-Purkiss, Carlos v Mathias Bourgue | 5-7,7-5,1-6 |
| L'Aquila, Italie | 2018/06/19 17:45 | Boluda-Purkiss, Carlos v Lorenzi, Paolo | 5-7,6-3,4-6 |
| Milan, Italy | 2018/06/28 09:00 | Gianluca Mager v Monteiro, Joao | 6-1,6-2 |
| Milan, Italy | 2018/06/26 09:00 | Andrea Pellegrino v Monteiro, Joao | 2-6,0-6 |
| Challenger Blois | 2018/06/19 08:30 | de Bakker, Thiemo v Monteiro, Joao | 6-2,6-2 |
| ITF Spain F14 | 2018/06/06 10:00 | Monteiro, Joao v Desein, Niels | 6-2,4-6,0-6 |
| ITF Spain F14 | 2018/06/05 11:55 | Monteiro, Joao v Fred Simonsson | 6-2,6-1 |
| Challenger Mestre | 2018/05/24 10:25 | Monteiro, Joao v Mitchell Krueger | 6-7,3-6 |
| Challenger Mestre | 2018/05/23 14:35 | Monteiro, Joao v Vilella Martinez, Mario | 7-5,6-7,6-1 |
| Lisbon, Portugal | 2018/05/15 13:10 | Taro Daniel v Monteiro, Joao | 7-6,7-6 |