Stadium: Grass 9 Round: 26 Ground: Hardcourt outdoor
| ITF M25 Roehampton | 2022/07/12 13:25 | Giles Hussey v Mertens, Yannick | 4-6,2-6 |
| ITF M25 Ajaccio | 2022/07/05 06:55 | Bouchelaghem, Cesar v Mertens, Yannick | 6-7,7-5,6-2 |
| ITF - M15 Héraklion | 2022/05/13 07:00 | Adrian Bodmer v Mertens, Yannick | 6-4,6-2 |
| ITF - M15 Héraklion | 2022/05/12 08:55 | Nusdeo, Joao Marcos v Mertens, Yannick | 1-6,1-6 |
| ITF - M15 Héraklion | 2022/05/11 07:00 | Simon, Sahar v Mertens, Yannick | 4-6,0-6 |
| ITF - M25 Nottingham | 2022/04/21 12:00 | Mertens, Yannick v Brandon Holt | 3-6,2-6 |
| ITF - M25 Nottingham | 2022/04/19 12:20 | Mertens, Yannick v William Jansen | 6-2,5-7,7-6 |
| ITF - M15 Torello | 2022/03/01 12:30 | Mertens, Yannick v David Jorda Sanchis | 4-6,6-3,5-7 |
| ITF M25 Roehampton | 2022/07/12 13:20 | Scott Duncan v Finn Bass | 6-2,4-6,5-7 |
| ITF M25 Roehampton | 2022/07/11 12:05 | Finn Bass v Lopez, Luis Humberto | 6-2,4-6,10-6 |
| ITF M25 Roehampton | 2022/07/10 15:55 | Finn Bass v Cheraag Bajwa | 6-4,6-3 |
| ITF M25 Austin | 2021/11/18 18:35 | Nava, Eduardo v Finn Bass | 5-7,6-3,6-4 |
| ITF M25 Austin | 2021/11/17 17:00 | Finn Bass v Blaise Bicknell | 3-6,6-2,6-4 |
| ITF M25 Austin | 2021/11/16 18:50 | Finn Bass v Mcdonald, Evin | 3-6,7-6,10-6 |
| ITF M15 Fayetteville | 2021/09/23 15:00 | Juncheng Shang v Finn Bass | 6-2,6-4 |
| ITF M15 Fayetteville | 2021/09/22 18:35 | Finn Bass v Martin Damm | 3-6,6-3,7-5 |