| Name | T. Kostic |
| Country | Austria |
| DOB | 29.01.2006 |
| Season | Type | Rank | Titles | Won | Lost | Hard Won | Hard Lost | Clay Won | Clay Lost | Grass Won | Grass Lost |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | doubles | 889 | 0 | 7 | 10 | 4 | 3 | 3 | 7 | ||
| 2022 | doubles | 1160 | 0 | 7 | 4 | 3 | 2 | 1 | 1 | 3 | 1 |
| 2021 | doubles | 0 | 3 | 2 | 0 | 1 | 3 | 1 | |||
| 2023 | singles | 720 | 1 | 24 | 15 | 19 | 6 | 4 | 8 | 1 | 1 |
| 2022 | singles | 1067 | 0 | 8 | 8 | 4 | 3 | 3 | 4 | 1 | 1 |
| 2021 | singles | 0 | 3 | 4 | 2 | 1 | 0 | 2 | 1 | 1 | |
| 2024 | doubles | 689 | 1 | 10 | 6 | 8 | 4 | 1 | 2 | ||
| 2024 | singles | 532 | 0 | 20 | 18 | 17 | 10 | 3 | 7 | ||
| 2025 | doubles | 693 | 0 | 1 | 2 | 1 | 2 | ||||
| 2025 | singles | 530 | 0 | 5 | 7 | 5 | 6 |
| Name | Season | Type | Surface | Prize |
|---|---|---|---|---|
| W35 Don Benito (ITF) | 2024 | doubles | hard | $25,000 |
| W15 Vierumaki (ITF) | 2023 | singles | hard | $15,000 |
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