Estadio: Court 5 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Winston-Salem | 2023/11/08 21:00 | Brian Cernoch v William Jansen | 6-4,7-6 |
| Challenger de Cary | 2023/09/13 17:30 | William Jansen v Thai-Son Kwiatkowski | 4-6,3-6 |
| ITF M25 Roehampton | 2023/08/09 12:30 | Johannus Monday v William Jansen | 5-7,2-6 |
| ITF M25 Roehampton | 2023/08/01 11:55 | William Jansen v Luke Simkiss | 3-6,6-1,5-7 |
| ITF M25 Roehampton | 2023/07/19 10:50 | William Jansen v Daniel Cox | 7-6,4-6,5-7 |
| ITF M25 Roehampton | 2023/07/18 10:00 | William Jansen v Johannes Ingildsen | 6-2,7-5 |
| ITF M25 Nottingham | 2023/07/12 09:50 | Billy Blaydes v William Jansen | 7-6,6-4 |
| ITF M15 Sharm El Sheikh | 2022/12/08 10:10 | William Jansen v Samuel Vincent Ruggeri | 6-7,6-1,6-7 |
| ITF M15 Monastir | 2023/12/21 08:30 | Josh Roe Flannelly v Tomasz Berkieta | 1-6,2-6 |
| ITF M15 Monastir | 2023/12/10 11:00 | Josh Roe Flannelly v Mattia Ricci | 4-6,5-7 |
| UTR Pro Easton | 2023/11/14 12:30 | Sizya Ernest Kivanda v Josh Roe Flannelly | 6-3,4-1 |
| UTR Pro Easton | 2023/11/13 09:30 | Josh Roe Flannelly v Ali Habib | 1-6,3-6 |
| ITF M25 Monastir | 2023/11/05 10:30 | Saba George Nanobashvili v Josh Roe Flannelly | 7-6,6-1 |
| UTR Pro Zadar | 2023/10/19 06:00 | Josh Roe Flannelly v Christos Keisidis | 0-6,0-2 |
| UTR Pro Zadar | 2023/10/18 08:34 | Duje Kekez v Josh Roe Flannelly | 7-5,6-1 |
| UTR Pro Zadar | 2023/10/17 06:00 | Tim Heger v Josh Roe Flannelly | 6-0,5-4 |