Estádio: Court 3 Round: 26 Ground: Clay
| ITF - M25 Meerbusch | 2021/04/13 13:15 | Markus Eriksson v Christopher Heyman | 7-6,5-7,6-4 |
| ITF - M25 La Nucía | 2021/03/17 10:00 | Markus Eriksson v Simon Beaupain | 6-7,5-7 |
| ITF - M15 La Nucía | 2021/03/12 11:55 | Pablo Llamas Ruiz v Markus Eriksson | 6-2,6-2 |
| ITF - M15 La Nucía | 2021/03/11 10:00 | Lucas Bouquet v Markus Eriksson | 6-7,6-3,2-6 |
| ITF - M15 La Nucía | 2021/03/09 16:30 | Jordi Garcia Mestre v Markus Eriksson | 3-6,4-6 |
| ITF - M15 Antália | 2021/02/04 11:15 | Jacopo Berrettini v Markus Eriksson | 6-3,6-1 |
| ITF - M15 Antália | 2021/02/03 09:55 | Hanwen Li v Markus Eriksson | 2-6,6-7 |
| ITF - M15 Antália | 2021/01/30 08:25 | Markus Eriksson v Arthur Fils | 3-6,7-6,8-10 |
| ITF - M25 Meerbusch | 2021/04/14 12:15 | Milan Welte v Pietro Rondoni | 6-3,4-6,6-4 |
| ITF - M25 Meerbusch | 2021/04/13 13:30 | Mats Rosenkranz v Milan Welte | 2-6,2-6 |
| ITF - M25 Meerbusch | 2021/04/12 11:00 | Hendrik Jebens v Milan Welte | 5-7,1-6 |
| ITF - M25 Meerbusch | 2021/04/11 13:30 | Jannik Rother v Milan Welte | 2-6,2-6 |
| ITF - M25 Biel | 2021/03/29 13:35 | Milan Welte v Jakub Paul | 4-6,1-6 |
| ITF - M15 Rovinj | 2021/03/16 09:00 | Milan Welte v Federico Arnaboldi | 2-6,2-6 |
| ITF - M15 Rovinj | 2021/03/15 11:30 | Sebastian Prechtel v Milan Welte | 6-1,4-6,1-10 |
| ITF - M15 Rovinj | 2021/03/14 08:30 | Milan Welte v Tommaso Compagnucci | 6-3,6-1 |