Stadium: Court 1 Round: 54 Ground: Hardcourt indoor
| WTA Courmayeur | 2021/10/23 10:00 | Cristina Bucsa v Stefania Rubini | 6-1,6-1 |
| WTA Portoroz | 2021/09/12 14:40 | Viktoria Hruncakova v Stefania Rubini | 6-3,6-1 |
| ITF W60 Montreux | 2021/09/07 12:35 | Stefania Rubini v Jessica Pieri | 3-6,5-7 |
| ITF W25 Pescara | 2021/08/03 16:25 | Nuria Brancaccio v Stefania Rubini | 7-5,6-2 |
| ITF W15 Cordenons | 2021/07/30 18:00 | Stefania Rubini v Aurora Zantedeschi | 5-7,1-6 |
| ITF W15 Cordenons | 2021/07/29 12:00 | Stefania Rubini v Romana Cisovska | 6-2,6-3 |
| ITF W15 Cordenons | 2021/07/29 08:00 | Stefania Rubini v Alexandra Vasilyeva | 6-3,6-1 |
| ITF W25 Tarvisio | 2021/07/14 12:35 | Stefania Rubini v Tina Cvetkovic | 3-6,6-4,0-6 |