| ITF Greece F1 | 03/21 08:00 | 62 | Rakotomalala, Mandresy v Centenari, Alexander | 6-3,6-3 | |
| ITF Greece F1 | 03/20 11:00 | 62 | Born, Yannick Stephan v Centenari, Alexander | 7-6,3-6,5-7 | |
| ITF Israel F5 | 03/13 10:30 | 62 | Dollman, Timothy v Centenari, Alexander | 6-3,6-4 | |
| ITF Israel F5 | 03/13 09:00 | 62 | Vodavoz, Nir v Centenari, Alexander | 6-7,0-6 | |
| ITF Israel F5 | 03/12 09:00 | 62 | Hasson, Jordan v Centenari, Alexander | 5-7,5-7 | |
| ITF China F3 | 03/03 02:00 | 27 | Kim, Young Seok v Centenari, Alexander | 6-2,6-2 | |
| ITF China F3 | 03/02 02:00 | 26 | Li, Yuanfeng v Centenari, Alexander | 5-7,4-6 | |
| ITF China F3 | 03/01 02:00 | 25 | Centenari, Alexander v Makoto Ochi | 7-5,6-7,6-3 | |
| ITF China F3 Qual | 02/29 04:30 | 62 | Chen, Liran v Centenari, Alexander | 2-6,3-6 | |
| ITF China F2 Qual | 02/20 05:00 | 62 | Ren Nakamura v Centenari, Alexander | 6-3,6-2 | |
| ITF China F1 Qual | 02/14 06:00 | 62 | Jie Cui v Centenari, Alexander | 4-6,6-4,6-3 | |
| ITF Greece F11 | 11/09 08:00 | 62 | Centenari, Alexander v Khomentovskiy, Matvey | 6-4,3-6,3-6 | |
| ITF Greece F11 | 11/08 08:00 | 62 | Centenari, Alexander v Traskin, Henrik | 4-6,6-2,6-4 | |
| ITF Canada F9 Qual | 09/14 14:00 | 62 | Lin, Winston v Centenari, Alexander | 6-3,6-4 | |
| ITF Canada F9 Qual | 09/13 14:00 | 62 | Levine, Robert v Centenari, Alexander | 1-6,4-6 | |
| ITF Chinese Taipei F1 | 08/26 02:00 | 25 | Centenari, Alexander v Lin, Liang Yu Richard | Retired | |
| ITF Chinese Taipei F1 | 08/24 02:00 | 54 | Centenari, Alexander v Meng, Cing-Yang | 6-4,6-4 | |
| ITF Canada F3 | 06/24 21:30 | - | Marcos Giron v Centenari, Alexander | 6-1,6-1 | |
| ITF Portugal F7 Qual | 05/24 13:00 | - | Centenari, Alexander v Santos, Inigo | 6-4,1-6,6-7 | |
| ITF Portugal F6 | 05/20 10:30 | - | Centenari, Alexander v Villacorta-Alonso, Ricardo | 1-6,4-6 | |
| ITF Portugal F6 Qual | 05/18 16:00 | - | Centenari, Alexander v Santos, Inigo | 6-2,6-4 | |
| ITF Portugal F6 Qual | 05/17 10:00 | - | Centenari, Alexander v Cacao, Tiago | 7-6,4-6,6-4 | |
| ITF Portugal F5 | 05/13 15:00 | 44 | Reinwein, Sami v Centenari, Alexander | 6-3,6-2 | |
| ITF Greece F6 | 04/27 10:00 | - | Centenari, Alexander v Kapiris, Stamatis | 6-2,6-4 | |
| ITF Greece F5 | 04/21 07:00 | - | Centenari, Alexander v Salisbury, Joe | 5-7,1-6 | |
| ITF Greece F4 | 04/13 07:00 | - | Christos Antonopoulos v Centenari, Alexander | 6-4,6-3 | |
| ITF Greece F4 | 04/12 09:30 | - | Di Maro, Lorenzo v Centenari, Alexander | 3-6,4-6 | |
| ITF Canada F1 Qual | 03/01 17:00 | - | Centenari, Alexander v Rihani, Rached | 4-6,4-6 | |
| ITF USA F9 Qual | 02/21 15:00 | - | Centenari, Alexander v Ore, I. A. | 4-6,6-1,2-6 | |
| ITF USA F8 Qual | 02/14 18:30 | - | Spencer, Wil v Centenari, Alexander | 6-7,6-2,6-1 |