Stadium: Central Court Round: 19 Ground: Clay
| ITF M25 Angers | 2019/04/23 09:30 | Nikolas Sanchez Izquierdo v Lucas Catarina | 6-4,6-3 |
| ITF M15 Tabarka | 2019/03/29 09:00 | Nikolas Sanchez Izquierdo v Lucas Catarina | 6-1,6-4 |
| Challenger Oeiras | 2021/05/23 10:00 | Lucas Catarina v Ronald Slobodchikov | 6-1,6-3 |
| ITF M15 Monastir | 2021/05/09 08:30 | Luca Potenza v Lucas Catarina | 1-6,6-2,6-1 |
| ITF M15 Monastir | 2021/05/08 08:30 | Lucas Catarina v Alexander Donski | 7-6,1-6,6-4 |
| ITF M15 Monastir | 2021/05/07 08:30 | Alibek Kachmazov v Lucas Catarina | 6-7,2-6 |
| ITF M15 Monastir | 2021/05/06 08:30 | Zachary Svajda v Lucas Catarina | 4-6,3-6 |
| ITF M15 Monastir | 2021/05/05 08:30 | Giorgio Ricca v Lucas Catarina | 2-6,6-3,3-6 |
| ITF M15 Monastir | 2021/05/02 08:30 | Benjamin Pietri v Lucas Catarina | 0-6,0-6 |
| ITF M15 Monastir | 2021/05/01 08:30 | Yuta Kawahashi v Lucas Catarina | 3-6,1-6 |
| Challenger Oeiras | 2021/05/23 12:40 | Miguel Gomes v Nikolas Sanchez Izquierdo | 1-6,4-6 |
| ITF M25 Vic | 2021/05/19 10:20 | Nikolas Sanchez Izquierdo v Benjamin Winter Lopez | 3-6,3-6 |
| ITF M25 Prague | 2021/05/11 09:30 | Nikolas Sanchez Izquierdo v Jesper De Jong | 4-6,6-2,6-7 |
| ITF M25 Angers | 2021/04/21 15:05 | Sebastian Fanselow v Nikolas Sanchez Izquierdo | 6-2,7-5 |
| ITF M25 Reus | 2021/04/15 10:05 | Titouan Droguet v Nikolas Sanchez Izquierdo | 6-4,6-3 |
| ITF M25 Reus | 2021/04/13 10:45 | Kyrian Jacquet v Nikolas Sanchez Izquierdo | 4-6,4-6 |
| Challenger Marbella | 2021/03/30 14:45 | Damir Dzumhur v Nikolas Sanchez Izquierdo | 6-4,6-4 |
| Challenger Marbella | 2021/03/29 09:00 | Nikolas Sanchez Izquierdo v Timofey Skatov | 4-6,7-6,6-3 |