Irina Balus
2023
| J200Piestany | [4] | Quarter |
| J300Vrsar | 1R | |
| Australian Open Junior | 1R | |
| J300Traralgon | 2R |
2022
| Usopenjuniorchampionships | 1R | |
| Us Open Junior | 1R | |
| J1Repentigny | [6] | Quarter |
| Wimbledon Junior | 2R | |
| J1Roehampton | 1R | |
| Jamilan | 3R | |
| J1Santacrocesullarno | 2R | |
| Jaoffenbach | [15] | 1R |
| J2Piestany | [2] | Win |
| J1Villena | [8] | 2R |
| J2Benicarlo | [2] | 1R |
| Jacriciuma | 1R | |
| J1Portoalegre | 2R | |
| Australian Open Junior | 2R | |
| J1Traralgon | 1R |
2021
| J3Krakow | Final | |
| J4Rotterdam | [2] | Final |
| J4Eindhoven | 1R | |
| J4Aarhus | [3] | Win |
| J5Skopje | Semi | |
| J4Skopje | Semi | |
| J5Subotica | 2R | |
| J5Tallinn | 1R | |
| J5Tartu | Win |
Nation
SVK
World Ranking
WTA Ranking　1108th
Year-end Junior World Ranking
- Year-end 2023 928th
- Year-end 2022 51th
- Year-end 2021 76th
- Year-end 2020 1748th
- Year-end 2019 2336th
Match Details
2023 J200Piestany
| W | 2R | Ria Bhakta | 6-0 6-1 |
| W | 3R | Ema Mravcova | 6-3 6-2 |
| L | QF | Nela Jandova | 1-2 |
2023 J300Vrsar
| L | 1R | Kristyna Tomajkova | 6-1 2-6 2-6 |
2023 Australian Open Junior
| L | 1R | Hayu Kinoshita | 4-6 6-4 3-6 |
2023 J300Traralgon
| W | 1R | Yilin Yan | 6-2 6-4 |
| L | 2R | Alina Korneeva | 2-6 2-6 |
2022 Usopenjuniorchampionships
| L | 1R | Luca Udvardy | 1-6 3-6 |
2022 Us Open Junior
| L | 1R | Luca Udvardy | 1-6 3-6 |
2022 J1Repentigny
| W | 2R | Yujin Kim | 6-3 7-6 |
| W | 3R | Mia Slama | 6-3 6-2 |
| L | QF | Federica Urgesi | 7-6 6-7 5-7 |
2022 Wimbledon Junior
| W | 1R | Andrea Obradovic | 7-5 6-2 |
| L | 2R | Kayla Cross | 4-6 3-6 |
2022 J1Roehampton
| L | 1R | Sofia Johnson | 6-3 6-7 3-6 |
2022 Jamilan
| W | 1R | Kayla Cross | 7-5 6-1 |
| W | 2R | Marte Lambrecht | 6-1 6-2 |
| L | 3R | Celine Naef | 2-6 4-6 |
2022 J1Santacrocesullarno
| W | 1R | Kateryna Lazarenko | 3-6 7-5 6-4 |
| L | 2R | Luca Udvardy | 4-6 6-1 3-6 |
2022 Jaoffenbach
| L | 1R | Barbora Michalkova | 6-3 2-6 1-6 |
2022 J2Piestany
| W | 2R | Liisa Varul | 6-1 6-3 |
| W | 3R | Zuzanna Pawlikowska | 6-2 6-2 |
| W | QF | Tereza Polakova | 6-0 6-3 |
| W | SF | Andrea Obradovic | 6-2 6-1 |
| W | F | Nina Vargova | 6-4 7-5 |
2022 J1Villena
| L | 2R | Anastasiya Lopata | 3-5 4-0 5-10 |
2022 J2Benicarlo
| L | 1R | Carolina Gomez | 6-4 5-7 4-6 |
2022 Jacriciuma
| L | 1R | Lucie Havlickova | 0-6 6-7 |
2022 J1Portoalegre
| W | 1R | Weronika Ewald | 6-1 6-4 |
| L | 2R | Annabelle Xu | 4-6 5-7 |
2022 Australian Open Junior
| W | 1R | Solana Sierra | 6-2 6-4 |
| L | 2R | Tereza Valentova | 4-6 1-6 |
2022 J1Traralgon
| L | 1R | Victoria Mboko | 2-6 2-6 |
2021 J3Krakow
| W | 1R | Laura Koralnik | 6-0 6-0 |
| W | 2R | Krystal Blanch | 5-7 6-2 6-2 |
| W | QF | Rozalia Gruszczynska | 6-2 6-2 |
| W | SF | Ada Piestrzynska | 7-5 6-3 |
| L | F | Pimrada Jattavapornvanit | 3-6 0-6 |
2021 J4Rotterdam
| W | 1R | Morane Meyers | 6-0 6-0 |
| W | 2R | Emma Jouy | 3-6 6-3 6-1 |
| W | QF | Annelin Bakker | 6-1 6-3 |
| W | SF | Warda Ait El Bachir | 6-2 6-1 |
| L | F | Rose Marie Nijkamp | 6-7 6-3 4-6 |
2021 J4Eindhoven
| L | 1R | Luciana Moyano | 4-6 6-1 4-6 |
2021 J4Aarhus
| W | 1R | Isabella Svahn | 6-3 6-1 |
| W | 2R | Sarah Hartel | 6-1 6-1 |
| W | QF | Vilma Krebs Hyllested | 6-3 6-7 6-3 |
| W | SF | Rebecca Munk Mortensen | 6-1 7-5 |
| W | F | Tessa Johanna Brockmann | 1-6 6-1 7-5 |
2021 J5Skopje
| W | 1R | Ena Baltic | 6-3 6-3 |
| W | 2R | Andjela Lazarevic | 6-2 6-4 |
| W | QF | Lara Stojanovski | 6-4 5-7 6-3 |
| L | SF | Kira Matushkina | 4-6 5-7 |
2021 J4Skopje
| W | 1R | Vesa Gjinaj | 6-0 6-0 |
| W | 2R | Kira Matushkina | 6-1 7-5 |
| W | QF | Aleksandra Simeva | 6-2 6-0 |
| L | SF | Melissa Boyden | 2-6 6-7 |
2021 J5Subotica
| W | 1R | Rianna Ioana Coreisa | 4-2 1-4 7-4 |
| L | 2R | Divna Ratkovic | 3-6 4-6 |
2021 J5Tallinn
| L | 1R | Lavinia Morreale | 6-1 2-6 2-6 |
2021 J5Tartu
| W | 1R | Anna Maria Tottrup | 6-0 6-3 |
| W | 2R | Stella Remander | 4-6 7-5 6-4 |
| W | QF | Brina Sulin | 6-1 6-2 |
| W | SF | Nora Knezevic | 6-1 3-0 |
| W | F | Natacha Schou | 1-6 7-5 6-1 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 9408, Number of registered players: 5,880, Number of registered results: 309,532