Stadium: Pista Central Round: 14 Ground: Clay
| Gijon, Spain | 2022/10/09 15:05 | Lorenzo Giustino v Nicolas Alvarez Varona | 2-6,2-6 |
| ITF M15 Valencia | 2023/11/16 08:20 | Carlos Gimeno Valero v Nicolas Alvarez Varona | 6-1,3-6,6-4 |
| ITF M15 Valencia | 2023/11/14 11:00 | Nicolas Alvarez Varona v Alex M Pujolras | 6-2,6-7,6-2 |
| ITF M25 Benicarlo | 2023/11/07 11:35 | Alejandro Moro Canas v Nicolas Alvarez Varona | 6-3,6-3 |
| Castellon, Singles Qualifying M-ITF-ESP-34A | 2023/10/19 14:00 | Miguel Damas v Nicolas Alvarez Varona | 7-6,6-1 |
| Castellon, Singles Qualifying M-ITF-ESP-34A | 2023/10/19 09:55 | Nikolay Nedelchev v Nicolas Alvarez Varona | 3-6,3-6 |
| Castellon, Singles Qualifying M-ITF-ESP-34A | 2023/10/18 12:40 | March, Antonio Cayetano v Nicolas Alvarez Varona | 2-6,3-6 |
| Vigo, Singles M-ITF-ESP-21A | 2023/10/13 13:15 | Nicolas Alvarez Varona v Alejo Sanchez Quilez | 1-6,6-7 |
| Vigo, Singles M-ITF-ESP-21A | 2023/10/12 14:35 | Nicolas Alvarez Varona v Tomas C Abasolo | 6-3,6-2 |
| Sofia, Bulgaria | 2023/11/04 13:30 | Lorenzo Giustino v Illya Marchenko | 6-7,7-6,3-6 |
| Challenger - Shenzhen | 2023/10/20 05:25 | Lorenzo Giustino v Aleksandar Kovacevic | 3-6,6-3,3-6 |
| Challenger - Shenzhen | 2023/10/19 07:55 | Colin Sinclair v Lorenzo Giustino | 3-6,4-6 |
| Challenger - Shenzhen | 2023/10/16 05:10 | Lorenzo Giustino v Rigele Te | 6-4,6-3 |
| Challenger - Shenzhen | 2023/10/11 02:00 | Lorenzo Giustino v Terence Atmane | 6-7,3-6 |
| Shanghai, Chine | 2023/10/02 05:55 | Benjamin Lock v Lorenzo Giustino | 7-6,3-6,6-4 |
| Zhuhai, Chine | 2023/09/19 04:30 | Lorenzo Giustino v Alex Bolt | 4-6,3-6 |
| Challenger - Guangzhou | 2023/09/12 03:50 | Lorenzo Giustino v Terence Atmane | 0-6,6-4,3-6 |