Stadium: Court 2 Round: 26 Ground: Hardcourt indoor
| ITF M15 Tallahassee | 2021/10/27 14:00 | Colin Sinclair v Shane, Ryan | 6-3,3-6,6-7 |
| ITF M15 Ithaca | 2021/10/06 18:35 | Smith, Roy v Shane, Ryan | 5-7,3-6 |
| ITF M15 Lubbock | 2021/09/30 15:00 | Shane, Ryan v Charles Broom | 6-7,3-6 |
| ITF M15 Fayetteville | 2021/09/22 21:25 | Mark Whitehouse v Shane, Ryan | 6-1,6-0 |
| ITF M15 Champaign | 2021/09/15 19:40 | Shane, Ryan v Nathan Ponwith | 5-7,2-6 |
| ITF M25 Champaign | 2021/07/27 15:00 | Shane, Ryan v Horve, Lucas | 6-3,4-6,4-10 |
| ITF M25 Champaign | 2021/07/26 15:00 | Shane, Ryan v Alexander Petrov | 6-4,6-2 |
| ITF M15 Edwardsville | 2021/07/21 19:20 | Boyer, Dusty H v Shane, Ryan | 6-3,6-1 |
| ITF M15 Tallahassee | 2021/10/27 14:20 | Lakoseljac, Christian v Boyer, Dusty H | 5-7,7-6,7-6 |
| ITF M15 Tallahassee | 2021/10/26 13:00 | Lakoseljac, Christian v Carles Hernandez | 7-6,6-3 |
| ITF M15 Tallahassee | 2021/10/25 13:00 | Sunish, Dhruv v Lakoseljac, Christian | 6-7,3-6 |
| Vero Beach, Fl, Singles Qualifying M-ITF-USA-17A | 2021/10/19 16:00 | Reece Falck v Lakoseljac, Christian | 6-4,6-4 |
| Vero Beach, Fl, Singles Qualifying M-ITF-USA-17A | 2021/10/18 16:00 | Foster-Estwick, Matthew v Lakoseljac, Christian | 4-6,6-7 |
| ITF M15 Naples | 2021/10/13 18:30 | Lakoseljac, Christian v Baker, Blu | 4-6,3-6 |
| ITF M15 Naples | 2021/10/12 13:30 | Rubin Statham v Lakoseljac, Christian | 6-3,6-0 |
| ITF M15 Naples | 2021/10/11 14:30 | Kyle Overmyer v Lakoseljac, Christian | 4-6,0-6 |