Stadium: Court 1 Round: 44 Ground: Clay
| ITF M15 Monastir | 2021/04/18 12:00 | Vladimir Cherkovets v Maik Steiner | 1-6,2-6 |
| ITF M15 Monastir | 2021/04/11 09:00 | Amaury Raynel v Maik Steiner | 4-6,6-3,10-3 |
| ITF M15 Monastir | 2021/04/05 12:30 | Tibo Colson v Maik Steiner | 6-1,6-0 |
| ITF M15 Monastir | 2021/04/04 08:00 | Kirill Mishkin v Maik Steiner | 0-6,3-6 |
| ITF M15 Sharm El Sheikh | 2021/03/16 09:20 | Niels Visker v Maik Steiner | 6-3,6-4 |
| ITF M15 Sharm El Sheikh | 2021/03/15 10:00 | Sebastian Eguez v Maik Steiner | 1-6,0-6 |
| ITF M15 Sharm El Sheikh | 2021/03/14 07:00 | Pietro Mugelli v Maik Steiner | 3-6,6-7 |
| ITF M15 Sharm El Sheikh | 2021/03/07 16:00 | Illya Beloborodko v Maik Steiner | 6-4,6-2 |
| ITF M15 Alkmaar | 2020/08/23 08:00 | Max Van Nunen v Simon Beaupain | 5-7,5-7 |
| ITF M15 Koksijde | 2019/08/13 10:40 | Lautaro Agustin Falabella v Max Van Nunen | 6-3,6-0 |
| ITF M15 Koksijde | 2019/08/12 14:40 | Max Van Nunen v Ivan Denisov | 3-6,7-5,12-10 |
| ITF Belgium F12 Qual | 2017/09/02 11:00 | Boris Beumer v Max Van Nunen | 6-4,4-6,6-1 |
| ITF Netherlands F2 Qual | 2017/06/24 09:00 | Nick Broekhof v Max Van Nunen | 6-1,6-4 |