Stadium: Court 8 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Mornington | 2019/03/18 01:00 | Alexander Klintcharov v Mason Naumovski | 6-4,6-1 |
| ITF M25 Champaign | 2019/07/23 15:00 | Alexander Klintcharov v Trey Hilderbrand | 2-6,6-4,8-10 |
| ITF M25 Iowa City | 2019/07/16 16:55 | Alexander Klintcharov v Gui Gomes | 6-3,6-7,4-10 |
| ITF M15 Norman | 2019/07/11 14:00 | Alexander Klintcharov v Mark Whitehouse | 6-3,4-6,3-6 |
| ITF M15 Norman | 2019/07/10 15:45 | Alexander Klintcharov v Ian Chadwell | 6-4,2-6,6-1 |
| ITF M25 Nonthaburi | 2019/05/30 08:00 | Alexander Klintcharov v Congsup Congcar | 1-6,5-7 |
| ITF M25 Nonthaburi | 2019/05/29 03:00 | Yuttana Charoenphon v Alexander Klintcharov | 1-6,6-3,3-6 |
| ITF M25 Nonthaburi | 2019/05/28 06:05 | Alexander Klintcharov v Thammarat Kamchai | 6-1,6-0 |
| ITF M25 Nonthaburi | 2019/05/20 07:50 | Alexander Klintcharov v Roy Hobbs | 3-6,6-7 |
| ITF M15 Mornington | 2019/03/18 01:00 | Alexander Klintcharov v Mason Naumovski | 6-4,6-1 |
| ITF Australia F5 | 2018/09/16 01:30 | Matthew Mendez v Mason Naumovski | 2-6,7-6,6-3 |
| ITF Australia F5 | 2018/09/15 03:30 | Mason Naumovski v Patrick Luke | 6-4,6-4 |
| ITF Australia F5 | 2018/09/14 23:00 | Zac Osborne v Mason Naumovski | 4-6,6-3,6-7 |
| ITF Australia F3 Qual | 2018/03/16 23:00 | Zac Osborne v Mason Naumovski | 6-3,6-3 |
| ITF Australia F1 Qual | 2018/02/24 03:00 | Patrick Harper v Mason Naumovski | 4-6,7-6,7-5 |
| ITF Australia F1 Qual | 2017/03/03 23:00 | Daniel Guccione v Mason Naumovski | 6-4,6-4 |
| ITF Australia F4 Qual | 2016/03/19 03:30 | Mason Naumovski v Stephen Kaldawi | 2-6,1-6 |