17 year old Jana Koščak high jumps a PB of 1.92 m at the heptathlon at the Hypo-Meeting (Götzis)

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Jana Koščak gets the heptathlon gold in Lima | World Athletics U20 Championships Lima 2024

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60 m Hurdles W FINAL Heat 2 Jana KOŠČAK (CRO) Balkan U20 Indoor Championships Belgrade 2022

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Jana Koščak (CRO) 200 m Women 25.09 Group 3 1st Place Athletic Meeting Novo mesto 2024

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NAJBOLJI svjetski dvoranski rezultat u mlađejuniorskom petoboju by Jana Koščak 2023

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High Jump (Heptathlon) • U20 European Athletics Championships • Jerusalem, Israel 2023

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Hannah England interviews Jana Koščak and Alex Seftel

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Jana Koščak i Mia Wild nakon dvostrukog zlata - Europski olimpijski festival mladih 2022

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Zvjezdana prašina: Jana Koščak, Roko Farkaš, Patrik Koščak | HRT

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400m prepone [Ž], KVALIFIKACIJE, II. skupina, Jana Koščak - Europski olimpijski festival mladih 2023

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Jana KOSCAK — Javelin Throw — European Athletics U18 Championships 2022

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Incredible jump in Pentathlon of 16 yo Jana Koščak (CRO) 190 cm WRi U18 in High Jump Zagreb 2023

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Jana Koščak (CRO) 200 m 24.85 2nd Place Athletic Meeting Novo mesto 2022

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Europsko prvenstvo, Rim, 2024 - Jana Koščak flash interview

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eTV - Jana Koščak: Najveći uzor mi je svjetska prvakinja u sedmoboju, ali i moja baka

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Jana Koščak \u0026 Cerebellum poliklinika

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Jana Košćak: Sanjam svjetski rekord i Olimpijske igre

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Jana Koščak (CRO) 188 cm High Jump Belgrade 2023

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eCaffe: Jana i Klara Koščak, uspješne sestre atletičarke

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