Stadium: Court 1 Round: 54 Ground: Hardcourt indoor
| ITF M25 Falun | 2021/09/26 13:00 | Ivanov, Vladimir v Axel Bergdahl | 6-4,2-6,10-6 |
| Coupe Davis | 2021/09/17 11:30 | Stricker, Dominic Stephan v Ivanov, Vladimir | 6-3,6-4 |
| ITF M15 Chornomorsk | 2021/09/01 08:25 | Federico Campana v Ivanov, Vladimir | 6-4,6-3 |
| ITF M15 Oldenzaal | 2021/08/18 12:35 | Ivanov, Vladimir v Guy Den Heijer | 6-4,4-6,4-6 |
| ITF M15 Parnu | 2021/08/07 09:00 | Siimar, Mattias v Ivanov, Vladimir | 6-4,3-6,6-2 |
| ITF M15 Parnu | 2021/08/06 08:00 | Ivanov, Vladimir v Otto Virtanen | 2-6,6-4,7-6 |
| ITF M15 Parnu | 2021/08/05 07:00 | Ivanov, Vladimir v Siim Troost | 4-6,7-6,6-3 |
| ITF M15 Parnu | 2021/08/04 09:20 | Ivanov, Vladimir v Milan Welte | 7-5,1-6,6-3 |
| ITF M25 Jonkoping | 2021/09/21 07:30 | Arvid Nordquist v Khumoyun Sultanov | 3-6,3-6 |
| ITF M25 Jonkoping | 2021/09/20 07:30 | Arvid Nordquist v Adam Heinonen | 6-3,6-4 |
| ITF M15 Lodz | 2021/08/16 08:00 | Arvid Nordquist v Juliusz Bienkiewicz | 3-6,6-4,10-5 |
| ITF M15 Parnu | 2021/08/04 08:25 | Arvid Nordquist v Paul Valsecchi | 5-7,1-6 |
| ITF M15 Parnu | 2021/08/03 07:00 | Arvid Nordquist v Shchaya-Zubrov, Pavel | 6-2,6-3 |
| ITF M15 Parnu | 2021/08/02 07:00 | Arvid Nordquist v Peetu Pohjola | 6-4,6-0 |
| ITF M15 Almada | 2021/07/04 13:00 | Arvid Nordquist v Morais, Eduardo | 3-6,4-6 |
| ITF M15 Helsinki | 2021/06/01 08:45 | Arvid Nordquist v Minakov, Mikhail | 3-6,3-6 |