Stadium: Court 6 Round: 26 Ground: Hardcourt indoor
| ITF M15 Monastir | 2021/09/01 11:05 | Alex Knaff v Felix Corwin | 7-5,6-7,3-6 |
| ITF M15 Ithaca | 2021/11/03 16:35 | Felix Corwin v Jesse Flores | 6-2,6-2 |
| ITF M25 Calabasas | 2021/10/28 19:00 | Felix Corwin v Tristan Boyer | 6-3,4-6,2-6 |
| ITF M25 Calabasas | 2021/10/27 17:00 | Felix Corwin v Joshua Sheehy | 1-6,6-0,6-2 |
| ITF M25 Toulouse | 2021/10/20 09:40 | Felix Corwin v Arthur Fils | 6-4,3-6,4-6 |
| ITF M25 Rodez | 2021/10/13 12:45 | Felix Corwin v Arthur Reymond | 6-7,2-6 |
| ITF M25 Nevers | 2021/10/05 12:50 | Felix Corwin v Ben Jones | 4-6,3-6 |
| ITF M15 Forbach | 2021/09/28 11:15 | Hazem Naw v Felix Corwin | 6-2,6-1 |
| ITF M25 Sintra | 2021/09/17 09:00 | Felix Corwin v Alejandro Moro Canas | 4-6,6-4,4-6 |
| ITF M15 Ithaca | 2021/11/03 15:30 | Radu Mihai Papoe v Alex Knaff | 6-4,3-6,0-6 |
| ITF M15 Tallahassee | 2021/10/27 13:55 | Alex Knaff v Sho Shimabukuro | 4-6,6-4,4-6 |
| ITF M15 Tallahassee | 2021/10/26 13:00 | Blu Baker v Alex Knaff | 6-7,5-7 |
| ITF M15 Tallahassee | 2021/10/25 13:00 | Alex Knaff v Matthew Dellavedova | 6-4,6-2 |
| ITF M25 Setubal | 2021/10/05 10:00 | Arthur Cazaux v Alex Knaff | 6-1,6-7,10-5 |
| ITF M25 Setubal | 2021/10/04 10:00 | Aditya Katticaren v Alex Knaff | 0-6,0-6 |
| ITF M15 Forbach | 2021/09/27 13:30 | Millen Hurrion v Alex Knaff | 6-3,6-7,10-3 |
| ITF M15 Forbach | 2021/09/26 12:50 | Alex Knaff v Julien De Cuyper | 6-4,6-0 |