| ITF Australia F2 Qual | 02/29 00:20 | 62 | Tran, Joshua v Alexander Klintcharov | 3-6,2-6 | |
| ITF Australia F2 Qual | 02/28 03:50 | 62 | Dawes, Glen v Alexander Klintcharov | 2-6,3-6 | |
| ITF Australia F1 Qual | 02/20 04:00 | 62 | Alexander Klintcharov v Brackenreg, Cody | 4-6,6-4,3-6 | |
| ITF Australia F1 Qual | 02/20 00:00 | 62 | Alexander Klintcharov v Winter Meagher | 6-4,7-6 | |
| ITF Australia F9 Qual | 10/17 02:00 | 62 | Adam Taylor v Alexander Klintcharov | 7-6,3-6,6-3 | |
| ITF Australia F8 | 10/13 03:20 | 25 | Jake Delaney v Alexander Klintcharov | 6-7,6-3,6-4 | |
| ITF Australia F8 | 10/12 03:15 | 62 | Alexander Klintcharov v Tran, Joshua | 6-3,6-3 | |
| ITF Australia F8 | 10/10 03:00 | 62 | Alexander Klintcharov v Fields, Omar | 6-4,6-2 | |
| ITF USA F27 Qual | 09/19 17:30 | 60 | Mcdaniels, Mitchell Thomas v Alexander Klintcharov | 6-3,6-3 | |
| ITF Canada F9 Qual | 09/13 14:00 | 62 | van Meter, Joseph W v Alexander Klintcharov | 6-1,6-4 | |
| ITF Canada F6 | 07/29 18:00 | 25 | Alexander Klintcharov v Gosea, Farris Fathi | 1-6,5-7 | |
| ITF Canada F6 Qual | 07/27 19:05 | 54 | Alexander Klintcharov v Bellamy, Robbie C | 6-7,3-6 | |
| ITF Canada F6 Qual | 07/26 16:00 | - | Alexander Klintcharov v Nicol, Payton | 6-0,6-1 | |
| ITF Canada F5 | 07/21 20:00 | - | Reid, Matt v Alexander Klintcharov | 6-3,6-1 | |
| ITF Canada F5 Qual | 07/19 18:00 | - | Alexander Klintcharov v Stefan Frljanic | 6-4,6-3 | |
| ITF Colombia F3 | 05/26 18:45 | - | Alexander Klintcharov v Facundo Mena | 2-6,4-6 | |
| ITF Colombia F3 Qual | 05/24 17:30 | - | Alexander Klintcharov v Melano Granados, William Jamphier | 6-3,6-3 | |
| ITF Colombia F2 | 05/19 20:10 | - | Gomez, Alejandro v Alexander Klintcharov | 6-4,6-2 | |
| ITF Colombia F2 | 05/18 15:00 | - | Alexander Klintcharov v Achondo, Gonzalo | 7-5,6-2 | |
| ITF Colombia F2 | 05/17 17:00 | - | Alexander Klintcharov v Ramirez, Juan David | 6-1,6-4 | |
| ITF Colombia F1 | 05/12 15:00 | - | Alexander Klintcharov v Zampieri, Caio | 3-6,3-6 | |
| ITF Colombia F1 | 05/11 17:00 | - | Alexander Klintcharov v Barrios, Geronimo | 1-6,6-1,6-3 | |
| ITF Colombia F1 | 05/10 16:30 | - | Alexander Klintcharov v Llanos, Pablo | 7-5,6-2 | |
| ITF USA F12 | 04/08 18:05 | - | Alexander Klintcharov v Amiri, Farzin Danny | 6-7,6-0,4-6 | |
| ITF USA F12 Qual | 04/05 17:00 | - | Alexander Klintcharov v Ely, Andrew | 6-1,6-1 | |
| ITF USA F11 Qual | 03/22 16:00 | - | Alexander Klintcharov v Lucas Renard | 2-6,6-7 | |
| ITF USA F11 Qual | 03/21 16:00 | - | Abraham Asaba v Alexander Klintcharov | 2-6,6-3,3-6 | |
| ITF USA F10 Qual | 03/15 19:00 | - | Ore, I. A. v Alexander Klintcharov | 6-1,6-4 | |
| ITF Australia F2 | 03/04 03:30 | - | Christopher O'Connell v Alexander Klintcharov | 6-1,6-4 | |
| ITF Australia F2 Qual | 03/02 01:45 | - | Alexander Klintcharov v Matthew Leffler | 6-2,6-3 |