Stadium: Court Tsitsipas Round: 26 Ground: Hardcourt outdoor
| ITF M15 Heraklion | 2021/11/03 07:00 | Markus Eriksson v William Ma | 6-3,6-4 |
| ITF M25 Hamburg | 2021/10/20 08:00 | Kai Wehnelt v Markus Eriksson | 6-4,7-5 |
| ITF M25 Falun | 2021/09/28 14:30 | Antoine Escoffier v Markus Eriksson | 6-1,7-5 |
| ITF M25 Jonkoping | 2021/09/20 11:05 | Valentin Royer v Markus Eriksson | 6-7,6-4,7-6 |
| Challenger Banja Luka | 2021/09/05 09:00 | Jonathan Mridha v Markus Eriksson | 6-3,6-2 |
| ITF M25 Poznan | 2021/08/25 13:10 | Roman Andres Burruchaga v Markus Eriksson | 6-2,6-1 |
| ITF M15 Lodz | 2021/08/19 07:55 | Wojciech Marek v Markus Eriksson | 6-4,7-5 |
| ITF M15 Lodz | 2021/08/17 08:00 | Karlis Ozolins v Markus Eriksson | 6-7,6-1,2-6 |
| ITF M15 Heraklion | 2021/11/03 10:15 | Evangelos Kypriotis v Ioannis Stamoulos | 1-6,6-4,4-6 |
| ITF M15 Heraklion | 2021/11/02 07:00 | Ioannis Stamoulos v Christian Fellin | 3-6,6-4,10-8 |
| ITF M15 Sozopol | 2021/09/12 11:00 | Vladislav Gorbatenko v Ioannis Stamoulos | 6-2,6-2 |
| ITF M25 Poznan | 2021/08/22 08:00 | Jesse De Jager v Ioannis Stamoulos | 6-3,6-0 |
| ITF M15 Lodz | 2021/08/15 09:30 | Ioannis Stamoulos v Alan Bojarski | 3-6,0-6 |
| ITF M15 Heraklion | 2020/03/02 08:30 | Ioannis Stamoulos v Pietro Marino | 1-6,2-6 |
| ITF M15 Heraklion | 2020/02/26 13:20 | Coleman Wong v Ioannis Stamoulos | 6-3,5-7,6-0 |
| ITF M15 Heraklion | 2020/02/16 08:30 | Edward Hubner v Ioannis Stamoulos | 6-3,6-1 |