Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M25 - Loughborough | 2022/01/25 12:50 | Martin Damm v Guy Den Ouden | 6-3,7-6 |
| ITF M25 - Vilnius | 2022/01/18 10:35 | Fabian Marozsan v Guy Den Ouden | 3-6,6-1,6-4 |
| ITF M25 - Bath | 2022/01/12 11:45 | Mark Whitehouse v Guy Den Ouden | 7-5,6-2 |
| ITF M15 - Monastir | 2021/12/01 08:30 | Matas Vasiliauskas v Guy Den Ouden | 6-3,6-4 |
| ITF M15 - Monastir | 2021/11/28 09:00 | Guy Den Ouden v Gabriel Decamps | 6-3,6-4 |
| ITF M15 - Monastir | 2021/11/27 10:25 | Martyn Pawelski v Guy Den Ouden | 4-6,2-6 |
| ITF M15 - Monastir | 2021/11/26 11:35 | Guy Den Ouden v Terence Atmane | 6-7,7-5,6-1 |
| ITF M15 - Monastir | 2021/11/25 08:25 | Guy Den Ouden v Omar Brigida | 6-2,6-7,6-4 |
| ITF M25 - Monastir | 2022/02/07 13:30 | Jannik Opitz v Andrea Guerrieri | 2-6,4-6 |
| ITF M25 - Monastir | 2022/01/31 12:30 | Hamad Medjedovic v Andrea Guerrieri | 7-6,4-6,10-6 |
| ITF M25 - Monastir | 2022/01/31 08:00 | Anro Nel v Andrea Guerrieri | 0-6,6-7 |
| ITF M25 - Monastir | 2022/01/30 08:00 | Thomas George Brun v Andrea Guerrieri | 3-6,0-6 |
| ITF M15 - Monastir | 2022/01/27 09:15 | Hamad Medjedovic v Andrea Guerrieri | 6-2,1-6,6-3 |
| ITF M15 - Monastir | 2022/01/25 09:45 | Andrea Guerrieri v Alessandro Ingarao | 6-1,7-6 |
| ITF M15 - Selva Gardena | 2021/10/26 14:20 | Michael Gloeckler v Andrea Guerrieri | 6-2,6-2 |
| ITF M15 - Sharm El Sheikh | 2021/10/20 12:25 | Marat Deviatiarov v Andrea Guerrieri | 6-4,6-0 |