Stadium: Court 4 Round: 54 Ground: Clay
| ITF M15 Valldoreix | 2021/05/14 08:00 | Alvaro Lopez San Martin v Juan Bautista Otegui | 6-3,1-6,6-2 |
| ITF M15 Valldoreix | 2021/05/13 09:50 | Juan Bautista Otegui v Maxime Hamou | 6-3,7-5 |
| ITF M15 Valldoreix | 2021/05/12 11:00 | Juan Bautista Otegui v Mario G Fernandez | 6-4,6-3 |
| ITF M15 Valldoreix | 2021/05/11 09:00 | Juan Bautista Otegui v Xavi Matas Ortega | 7-5,6-3 |
| ITF M15 Valldoreix | 2021/05/10 10:00 | Pedro Vives Marcos v Juan Bautista Otegui | 6-2,3-6,1-10 |
| ITF M15 Valldoreix | 2021/05/09 12:00 | Juan Bautista Otegui v Xavier Gabarro | 6-2,6-4 |
| ITF M15 Majadahonda | 2021/05/03 10:45 | Pol Toledo Bague v Juan Bautista Otegui | 6-2,7-5 |
| ITF M15 Majadahonda | 2021/05/02 13:15 | Juan Bautista Otegui v Diego F Flores | 6-3,6-4 |
| ITF M15 Genova | 2021/06/14 07:00 | Giorgio Tabacco v Andrea Guerrieri | 6-3,3-6,6-10 |
| ITF M15 Gaiba | 2021/06/09 08:45 | Andrea Guerrieri v Giovanni Fonio | 7-5,3-6,3-6 |
| ITF M15 Gaiba | 2021/06/07 11:40 | Andrea Guerrieri v Gabriele Moghini | 7-6,6-4 |
| ITF M15 Monastir | 2021/05/02 09:00 | Andrea Guerrieri v Alessandro Pecci | 6-3,6-7,6-10 |
| ITF M15 Monastir | 2021/04/25 09:00 | Andrea Guerrieri v Lorenzo Bresciani | 4-6,6-4,7-10 |
| ITF M15 Monastir | 2021/04/19 13:00 | Andrea Guerrieri v Harry Wendelken | 6-3,1-6,4-10 |
| ITF M15 Monastir | 2021/04/18 14:00 | Andrea Guerrieri v Bruno P Navarro | 4-6,7-6,10-6 |
| ITF M15 Monastir | 2021/04/14 11:00 | Benjamin Pietri v Andrea Guerrieri | 4-6,6-2,7-5 |