Stadium: Court 4 Round: 25 Ground: Clay
| ITF M15 Naples | 2021/10/05 13:30 | Martins Rocens v Vittar, Francisco | 5-7,2-6 |
| ITF M15 Lubbock | 2021/09/29 15:00 | Cannon Kingsley v Vittar, Francisco | 6-2,6-3 |
| ITF M15 Lubbock | 2021/09/27 15:00 | Vittar, Francisco v Parth Aggarwal | 7-6,4-6,10-5 |
| ITF M15 Warmbad-Villach | 2021/08/15 15:30 | Michalis Sakellaridis v Vittar, Francisco | 7-6,4-6,13-11 |
| ITF M15 Gdynia | 2021/08/08 08:00 | Vittar, Francisco v Ross, Gianni | 2-6,6-0,7-10 |
| ITF M15 Xativa | 2021/08/02 07:00 | Vittar, Francisco v Max Alcala Gurri | 2-6,2-6 |
| ITF M15 Xativa | 2021/08/01 10:00 | Vittar, Francisco v Stepanian, Areg | 6-1,6-0 |
| ITF M25 Kottingbrunn | 2021/07/20 10:40 | Goldsteiner, Peter v Vittar, Francisco | 6-3,6-1 |
| ITF M15 Frederiksberg | 2021/08/07 12:00 | Jonathan Mridha v Hannestad, Benjamin | 0-6,6-2,6-4 |
| ITF M15 Frederiksberg | 2021/08/06 09:00 | Hannestad, Benjamin v Johannes Ingildsen | 2-6,7-6,6-2 |
| ITF M15 Frederiksberg | 2021/08/05 10:00 | Ryan Nijboer v Hannestad, Benjamin | 1-6,6-4,2-6 |
| ITF M15 Frederiksberg | 2021/08/04 07:50 | Hannestad, Benjamin v Gabriel Decamps | 6-4,6-2 |
| ITF M15 Vejle | 2021/07/26 14:00 | Gabriel Decamps v Hannestad, Benjamin | 0-6,7-6,10-6 |
| ITF M15 Vejle | 2021/07/25 09:00 | Hannestad, Benjamin v Nareyka, Bjorn | 6-1,6-2 |
| 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 |