Stadium: Court 2 Round: 54 Ground: Clay
| UTR Pro Tennis Series Copenhagen | 2021/06/20 09:30 | Dominik Palan v Hannestad, Benjamin | 4-6,3-5 |
| UTR Pro Tennis Series Copenhagen | 2021/06/19 08:30 | Hannestad, Benjamin v Yitbarek, Simon | 6-4,6-3 |
| UTR Pro Tennis Series Copenhagen | 2021/06/18 11:00 | Hannestad, Benjamin v Nikolaj Katic | 6-4,6-1 |
| UTR Pro Tennis Series Copenhagen | 2021/06/16 08:00 | Hannestad, Benjamin v Klov Nilsson, Jesper | 6-2,5-2 |
| UTR Pro Tennis Series Copenhagen | 2021/06/15 08:00 | Hannestad, Benjamin v Daniel De Jonge | 4-6,5-7 |
| UTR Pro Tennis Series Copenhagen | 2021/06/14 08:00 | Caspar Jalili Mikkelsen v Hannestad, Benjamin | 2-6,7-5,0-6 |
| ITF USA F28B | 2018/10/21 15:00 | Krull, Adam v Hannestad, Benjamin | 6-2,6-3 |
| ITF Dominican Republic F3 | 2017/12/11 13:00 | Hannestad, Benjamin v Donarski, Sid | 3-6,5-7 |
| ITF M25 Kottingbrunn | 2021/07/18 07:30 | Novansky, Michal v Nareyka, Bjorn | 7-6,6-2 |
| Challenger Salzburg | 2021/07/04 08:00 | Nicolas Jarry v Nareyka, Bjorn | 6-1,6-1 |
| Sibenik, Singles M-ITF-CRO-05A | 2021/05/17 13:15 | Nareyka, Bjorn v Yann Marti | 2-6,3-6 |
| Sibenik, Singles M-ITF-CRO-05A | 2021/05/16 10:00 | Andre Biro v Nareyka, Bjorn | 4-6,1-6 |
| ITF - M15 Prijedor | 2021/05/09 12:30 | Gorazd Srbljak v Nareyka, Bjorn | 6-0,6-0 |
| Sibenik, Singles M-ITF-CRO-05A | 2021/04/18 08:00 | Dujmovic, Grgo v Nareyka, Bjorn | 7-6,6-0 |
| ITF M15 Bratislava | 2021/03/01 15:00 | Constantin Bittoun Kouzmine v Nareyka, Bjorn | 6-2,6-1 |
| ITF - M15 Monastir | 2021/01/31 11:00 | Nareyka, Bjorn v Mohamed Amin Oueslati | 3-6,6-2,8-10 |