Stadium: Court 1 Round: 62 Ground: Clay
| ITF M25 Sabadell | 2023/04/30 09:30 | Alejandro Juan Mano v Mateo Luis Alvarez Sarmiento | 2-6,6-2,10-4 |
| ITF M15 Castellon | 2023/10/15 10:00 | Richard Zusman v Mateo Luis Alvarez Sarmiento | 4-6,6-4,7-10 |
| ITF M15 Melilla | 2023/09/19 14:00 | Mateo Luis Alvarez Sarmiento v Max Alcala Gurri | 2-6,2-6 |
| ITF M25 Madrid | 2023/09/10 15:00 | Pedro A De Almeida Santos v Mateo Luis Alvarez Sarmiento | 6-3,7-5 |
| ITF M15 Madrid | 2023/09/07 07:55 | Carlos Gimeno Valero v Mateo Luis Alvarez Sarmiento | 6-7,6-1,6-2 |
| ITF M15 Madrid | 2023/09/06 11:50 | Vicente O Moratalla v Mateo Luis Alvarez Sarmiento | 2-6,4-6 |
| ITF M15 Madrid | 2023/09/05 14:00 | Muni A Mani v Mateo Luis Alvarez Sarmiento | 3-6,2-6 |
| ITF M15 Madrid | 2023/09/04 10:00 | Sergi Fita Juan v Mateo Luis Alvarez Sarmiento | 2-6,1-6 |
| ITF M15 Madrid | 2023/09/03 14:00 | Mateo Luis Alvarez Sarmiento v Akram El Sallaly | 6-2,6-3 |
| ITF M15 Castellon | 2023/10/15 10:00 | Milan Markovits v Alejandro Juan Mano | 6-7,2-6 |
| ITF M25 Zaragoza | 2023/10/04 15:55 | Alvaro Lopez San Martin v Alejandro Juan Mano | 6-3,6-0 |
| ITF M25 Sabadell | 2023/09/27 10:15 | John Sperle v Alejandro Juan Mano | 7-5,6-3 |
| ITF M25 Oviedo | 2023/08/31 08:15 | Alejandro Juan Mano v Luciano Emanuel Ambrogi | 7-6,2-6,6-4 |
| ITF M25 Oviedo | 2023/08/30 13:30 | Julio Cesar Porras v Alejandro Juan Mano | 3-6,6-3,5-7 |
| ITF M25 Oviedo | 2023/08/28 17:50 | Iker Urribarrens v Alejandro Juan Mano | 0-6,0-6 |
| ITF M25 Oviedo | 2023/08/28 09:50 | Luis Francisco v Alejandro Juan Mano | 3-6,6-7 |
| ITF M25 Santander | 2023/08/23 10:00 | Alvaro Lopez San Martin v Alejandro Juan Mano | 7-5,6-4 |