Sara Kostic
2025
2024
| J30 KAMLOOPS | [8] | Quarter |
| J30 WINNIPEG | Semi | |
| J60 EDMONTON | 1R | |
| J60 LASVEGAS | 1R |
2023
| J60 EDMONTON | [8] | Quarter |
| J100 CALGARY | 1R | |
| J60 MONTREAL | [8] | 1R |
| J100 QUEBECCITY | 2R | |
| J30 TEGUCIGALPA-2 | [8] | Win |
| J30 TEGUCIGALPA | [7] | 2R |
2022
Nation
CAN
Generation
Born in 2007 (17-18 years old)
World Ranking
Junior World Ranking 3428th
Year-end Junior World Ranking
- Year-end 2024 2337th
- Year-end 2023 1021th
- Year-end 2022 2042th
Match Details
2025 J60 EDMONTON
| W | 1R | Saybah Joe Joe | 6-1 6-3 |
| L | 2R | Clemence Mercier | 3-6 0-6 |
2025 J100 CALGARY
| L | 1R | Clemence Mercier | 0-6 1-6 |
2024 J30 KAMLOOPS
| W | 1R | Berkley Klarich | 6-0 6-3 |
| W | 2R | Rachel Wu | 6-1 3-6 6-2 |
| L | QF | Havana Kadi | 3-6 2-6 |
2024 J30 WINNIPEG
| W | 1R | Ashley Schneider | 6-0 6-2 |
| W | 2R | Katherine Kobzar | 4-6 6-4 6-0 |
| W | QF | Lisa Polkanova | 1-6 7-6 7-6 |
| L | SF | Elicia Lin | 1-6 3-6 |
2024 J60 EDMONTON
| L | 1R | Ciara Harding | 4-6 6-7 |
2024 J60 LASVEGAS
| L | 1R | Margaret Sohns | 2-6 2-6 |
2023 J60 EDMONTON
| W | 1R | Barbora Bulinova | 6-0 6-1 |
| W | 2R | Amelie Savage | 6-1 6-2 |
| L | QF | Sophie Stanton | 3-6 0-6 |
2023 J100 CALGARY
| L | 1R | Diana Gabriela Craciun | 2-6 1-6 |
2023 J60 MONTREAL
| L | 1R | Sophia Holod | 1-6 2-6 |
2023 J100 QUEBECCITY
| W | 1R | Variance Horn-Bourque | 4-6 6-3 6-3 |
| L | 2R | Clemence Mercier | 6-4 3-6 1-6 |
2023 J30 TEGUCIGALPA-2
| W | 1R | Maria Salome Molina Giler | 6-1 6-3 |
| W | 2R | Alex Giuliana Marie Ramazzini Polasek | 6-1 6-0 |
| W | QF | Nina Marcela Chavez Vicente | 3-6 6-2 6-1 |
| W | SF | Michelle Irigoyen | 6-4 6-2 |
| W | F | Julie Bedard | 6-0 3-6 6-4 |
2023 J30 TEGUCIGALPA
| W | 1R | Rocio Lopez Alcerro | 6-0 6-0 |
| L | 2R | Isabella Nalani Alvarez Fu | 1-6 3-6 |
2022 J4 SANTODOMINGO-4
| W | 1R | Susana Souhrada | 4-6 6-4 6-4 |
| L | 2R | Karma Yacavino | 1-6 1-6 |
2022 J4 SANTODOMINGO-3
| L | 1R | Sam Grosjean | 2-6 4-6 |
2022 J4 EDMONTON
| L | 1R | Gabriella Rawles | 1-6 6-4 0-6 |
2022 J3 CALGARY
| L | 1R | Addison Yang Comiskey | 3-6 1-6 |
2022 J5 KAMLOOPS
| W | 1R | Sofia Corte Real | 6-1 6-1 |
| L | 2R | Clemence Mercier | 2-6 5-7 |
2022 J5 VICTORIA
| L | 1R | Isabella Asenov | 2-6 6-0 4-6 |
2022 J5 HALIFAX
| W | 1R | Marylee Longpre | 6-2 6-3 |
| L | 2R | Isabella Marton | 2-6 4-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 9942, Number of registered players: 6,164, Number of registered results: 343,780