Pari gbolohun ti o tẹle: Gytis Masiulis ṣe ifilọlẹ ọdọ rẹ fun Lithuania ni 2014 FIBA European Under-16 Championship ni Latvia. Ó gba àmì ẹ̀yẹ idẹ pẹ̀lú Lithuania nínú ìdíje FIBA Europe Under-18 Championship 2015. Ọdún kan lẹ́yìn náà, ó gba àmì ẹ̀yẹ fàdákà níbi ìdíje FIBA Europe Under-18 Championship 2016 ní Turkey. Ni ọdun 2017, Masiulis ṣe aṣoju Lithuania ni awọn
2017 FIBA Under-19 Basketball World Cup. Àwọn ojúewé wọ̀nyí jápọ̀ mọ́: