Stadium: Court 3 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 Novomoskovsk | 2021/05/30 06:15 | Manfred Fellin v Leyton Rivera | 4-6,6-3,6-10 |
| ITF M15 Novomoskovsk | 2021/05/23 10:30 | Juan Ignacio Alcalde v Manfred Fellin | 7-6,2-6,10-3 |
| ITF M15 Cairo | 2021/04/26 08:00 | Manfred Fellin v Alessandro Ragazzi | 3-6,1-6 |
| ITF M15 Cairo | 2021/04/21 09:25 | Daniele Capecchi v Manfred Fellin | 6-0,6-4 |
| ITF M15 Cairo | 2021/04/20 08:00 | Luigi Sorrentino v Manfred Fellin | 6-2,6-2 |
| ITF M15 Cairo | 2021/04/18 17:30 | Ashraf El Sayed v Manfred Fellin | 0-6,3-6 |
| ITF M15 Cairo | 2021/04/13 12:30 | Rimpei Kawakami v Manfred Fellin | 6-4,6-0 |
| ITF M15 Cairo | 2021/04/12 08:30 | Inigo G Olasagasti v Manfred Fellin | 2-6,2-6 |