Kammala jumla mai zuwa: Romero ya fara wasa tare da kungiyoyin matasa na Spain a 15, ya lashe lambar yabo biyar daga 2010 zuwa 2015. Ta fara bugawa manyan 'yan wasa wasa a shekarar 2014, lokacin tana da shekaru 19. Har zuwa 2017, tana da 58 caps tare da 2.6 PPG, tana shiga cikin
Wasannin Olympics na Rio 2016, Gasar Cin Kofin Duniya guda daya da EuroBaskets biyu: