Mary Sidelnyk
Generation
Born in 2008 (16-17 years old)
Year-end Junior World Ranking
Rival
Nicole Lukesova (1-2)
- [2024] J100AIZKRAUKLE 2-6 4-6
- [2024] J60AIZKRAUKLE 4-6 4-6
- [2024] J60ADAZI 6-0
Marija Lauva (2-0)
- [2025] J200SIAULIAI 6-2 6-0
- [2024] J60SZCZECIN 6-2 6-0
Lucie Slamenikova (1-1)
- [2024] J100AIZKRAUKLE-3 5-7 2-6
- [2024] J100MARIA-LANZENDORF 6-3 7-6
Keisija Berzina (1-1)
- [2024] J60TAMPERE 6-4 2-6 7-5
- [2023] J30TALLINN 2-6 3-6
Tiana Tian Deng (1-1)
- [2024] J100STAVANGER 6-4 6-4
- [2023] J100BROMMA 2-6 7-5 2-6
Match Details
| L | 2R | Marta Leon Jaume | 4-6 2-6 |
| W | 1R | Adriana Monlleo Ramos | 4-1 0-4 10-5 |
| L | 2R | Lea Nilsson | 1-4 46-5 |
| W | 1R | Marija Lauva | 6-2 6-0 |
| L | 2R | Michelle Khomich | 3-6 3-6 |
| W | 1R | Emma Tomova | 6-2 2-6 6-3 |
| W | 2R | Stella Cinkanicova | 6-1 6-1 |
| L | QF | Klara Blazkova | 6-4 2-6 1-6 |
| W | 1R | Emilia Lehtinen | 5-0 |
| W | 2R | Nora Olivia Adamson | 6-0 6-2 |
| W | QF | Keisija Berzina | 6-4 2-6 7-5 |
| L | SF | Milla Kotamaki | 7-5 5-7 1-6 |
| W | 2R | Lotta Helgesen | 6-1 6-0 |
| W | 3R | Tegan Bush | 6-3 6-3 |
| W | QF | Tiana Tian Deng | 6-4 6-4 |
| W | SF | Emilija Lebedevaite | 4-6 6-3 6-1 |
| W | F | Antonina Czajka | 5-7 6-4 6-0 |
| W | 1R | Sonia Erika Butuc Cerchez | 3-6 6-3 6-1 |
| L | 2R | Raya Kotseva | 5-7 0-6 |
| L | 1R | Stefaniya Neporent | 4-6 6-7 |
| W | 2R | Hanna Vanni | 6-2 6-2 |
| W | 3R | Elisabeth Braathen | 6-4 6-1 |
| L | QF | Rebecca Malmstrom | 2-6 2-6 |
| W | 1R | Nora Louko | 6-1 6-0 |
| L | 2R | Tilda Hessleryd | 2-6 2-6 |
| W | 1R | Daniela Puise | 6-1 6-1 |
| W | 2R | Lisette Aljas | 6-2 6-2 |
| L | QF | Nicole Lukesova | 2-6 4-6 |
| W | 1R | Olesja Demcenkova | 6-0 6-1 |
| W | 2R | Margarita Novik | 6-1 6-1 |
| W | QF | Ilona Haavisto | 6-2 6-1 |
| L | SF | Nicole Lukesova | 4-6 4-6 |
| W | 1R | Anna Azarova | 6-1 6-0 |
| W | 2R | Emilia Korseth | 6-3 6-0 |
| W | QF | Daniela Darta Feldmane | 7-6 6-3 |
| W | SF | Nicole Lukesova | 6-0 |
| L | F | Adelina Lachinova | 6-0 5-7 3-6 |
| L | 1R | Victoria Kapcia | 3-6 1-6 |
| L | 1R | Maja Wrobel | 6-4 4-6 1-6 |
| W | 1R | Barbara Siwek | 6-1 6-0 |
| W | 2R | Aleksandra Stevanovic | 6-3 6-4 |
| L | QF | Sveva Pieroni | 6-4 5-7 6-7 |
| W | 1R | Marie Eennaes | 6-2 6-2 |
| W | 2R | Valentina Merku | 6-3 6-3 |
| W | QF | Beatrice Veltri | 6-1 6-1 |
| L | SF | Xinran Sun | 6-7 1-6 |
| W | 2R | Sonia Erika Butuc Cerchez | 4-6 6-2 6-0 |
| W | 3R | Mia Garber | 7-6 6-3 |
| W | QF | Jelena Vico | 6-1 6-1 |
| L | SF | Alesia Breaz | 2-6 3-6 |
| W | 2R | Andra Cornelia Farmache | 7-5 6-2 |
| L | 3R | Aleksandra Stevanovic | 1-6 4-6 |
| W | 1R | Verona Fitzgerald Madigan | 6-1 6-2 |
| W | 2R | Rebecca O Mahony | 6-0 6-1 |
| L | QF | Annabel Hristova | 2-6 6-7 |
| W | 1R | Anastasia Preda | 6-2 6-7 7-6 |
| W | 2R | Mia Chiantella | 6-3 6-2 |
| W | QF | Daria Sorina Ghibarsina | 2-6 6-1 6-4 |
| W | SF | Andra Silivas | 6-1 3-6 6-3 |
| L | F | Kiara Nina Kucikova | 1-6 6-0 3-6 |
| W | 1R | Lea Kolodzejova | 6-3 6-2 |
| W | 2R | Iana Semichina | 6-0 6-1 |
| W | QF | Timea Gross | 6-1 6-4 |
| W | SF | Viktoria Novakova | 7-5 6-0 |
| L | F | Lia Belibova | 4-6 6-3 0-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 5774, Number of registered players: 3,011, Number of registered results: 222,093