Stadium: Court 2 N Round: 25 Ground: Hardcourt outdoor
| ITF M15 Champaign | 2019/09/10 18:00 | Nick Chappell v Montsi, Siphosothando | 7-5,6-2 |
| ITF M25 Decatur | 2019/07/30 16:40 | Gomes, Gui v Montsi, Siphosothando | 7-6,1-6,10-8 |
| ITF M25 Decatur | 2019/07/29 18:00 | Pickens, A.trice v Montsi, Siphosothando | 4-6,6-3,6-10 |
| ITF M25 Champaign | 2019/07/25 23:00 | Geller, Axel v Montsi, Siphosothando | 6-4,6-2 |
| ITF M25 Champaign | 2019/07/23 21:25 | Montsi, Siphosothando v Dougaz, Aziz | 6-4,6-3 |
| ITF M15 Champaign | 2019/06/05 18:15 | Gomes, Gui v Montsi, Siphosothando | 3-6,6-2,7-6 |
| ITF M25 Tucson | 2019/01/09 21:15 | Montsi, Siphosothando v Glasspool, Lloyd | 4-6,6-3,3-6 |
| ITF M25 Tucson | 2019/01/08 19:05 | Hovhannisyan, Mousheg v Montsi, Siphosothando | 4-6,1-6 |
| ITF M15 Champaign | 2021/06/22 15:00 | Victor Lilov v Preston Brown | 7-5,6-0 |
| ITF M15 Champaign | 2021/06/21 15:00 | Tristan Schoolkate v Victor Lilov | 4-6,4-6 |
| ITF - M25 Pensacola | 2021/05/17 14:30 | Peter Bertran v Victor Lilov | 6-2,6-1 |