Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M25 - Prag | 2021/10/10 08:25 | Khumoyun Sultanov v David Poljak | 6-2,3-6,6-4 |
| ITF M25 - Prag | 2021/10/09 08:25 | Timo Stodder v Khumoyun Sultanov | 6-4,3-6,5-7 |
| ITF M25 - Prag | 2021/10/08 09:00 | Khumoyun Sultanov v Marek Gengel | 3-6,6-3,6-4 |
| ITF M25 - Prag | 2021/10/07 08:00 | Khumoyun Sultanov v Andrew Paulson | 4-6,6-3,6-2 |
| ITF M25 - Prag | 2021/10/06 08:00 | Khumoyun Sultanov v Vojtech Mares | 7-5,6-0 |
| ITF M25 - Falun | 2021/10/01 14:30 | Khumoyun Sultanov v Valentin Royer | 2-6,3-6 |
| ITF M25 - Falun | 2021/09/30 16:15 | Daniel Little v Khumoyun Sultanov | 4-6,2-6 |
| ITF M25 - Falun | 2021/09/29 11:00 | Yusuke Takahashi v Khumoyun Sultanov | 2-6,0-6 |
| UTR Pro Tennis Series - Mulheim | 2021/10/16 08:00 | Tim Sandkaulen v Eric Vanshelboim | 0-0 |
| UTR Pro Tennis Series - Mulheim | 2021/10/15 11:30 | Eric Vanshelboim v Johann Willems | 2-6,4-6 |
| UTR Pro Tennis Series - Mulheim | 2021/10/13 08:30 | Eric Vanshelboim v Benjamin Dhoe | 6-3,6-2 |
| UTR Pro Tennis Series - Mulheim | 2021/10/12 07:00 | Eric Vanshelboim v Lawrence Bataljin | 6-1,5-3 |
| UTR Pro Tennis Series - Mulheim | 2021/10/11 10:00 | Ivan Marrero Curbelo v Eric Vanshelboim | 1-6,0-6 |
| ITF M25 - Skopje | 2021/09/29 07:30 | Henri Squire v Eric Vanshelboim | 6-2,6-3 |
| ITF M25 - Pardubice | 2021/09/25 11:10 | Eric Vanshelboim v Filip Misolic | 4-6,4-6 |
| ITF M25 - Pardubice | 2021/09/24 07:55 | Robin Stanek v Eric Vanshelboim | 7-6,5-7,3-6 |