Stadium: Court 3 Round: 26 Ground: Clay
| ITF W80 Wiesbaden WD | 2021/09/26 13:45 | Bondar/Salden v Hartono A / Tjandramulia O | 6-7,6-2,10-4 |
| ITF W80 Wiesbaden WD | 2021/09/24 11:45 | Hartono A / Tjandramulia O v Oz/Radisic | 6-3,6-3 |
| ITF W80 Wiesbaden WD | 2021/09/23 14:50 | Hartono A / Tjandramulia O v Melnikova/Perrin | 6-4,6-3 |
| WTA Luxembourg WD | 2021/09/13 15:45 | Hartono A / Tjandramulia O v Hozumi/Ninomiya | 6-7,6-4,8-10 |
| ITF W60 San Bartolome De Tirajana WD | 2021/08/21 13:40 | Carle/Estable v Hartono A / Tjandramulia O | 4-6,6-2,7-10 |
| ITF W60 San Bartolome De Tirajana WD | 2021/08/20 13:10 | Bejenaru K P / Ghioroaie I G v Hartono A / Tjandramulia O | 4-6,5-7 |
| ITF W60 San Bartolome De Tirajana WD | 2021/08/19 14:35 | Herdzelas/Stamatova v Hartono A / Tjandramulia O | 3-6,2-6 |
| ITF W60 San Bartolome De Tirajana WD | 2021/08/14 13:00 | Hartono A / Tjandramulia O v Avanesyan/Selekhmeteva | 5-7,2-6 |