Fe’i ganed yn Chile, a daeth i Gymru yn flwydd oed gyda’i rhieni fel ffoaduriaid gwleidyddol. Bu’n fyfyriwr ym Mhrifysgol Caergrawnt, yn astudio Gwyddorau Cymdeithasol a Gwleidyddol cyn ymgymryd â Gradd Meistr mewn Ymchwil Gymdeithasol ym Mhrifysgol Abertawe.
Ms Cifuentes was born in Chile, arriving in Wales as a one-year-old with her parents as political refugees from Chile. She attended Cambridge University, where she read Social and Political Science, before undertaking a Masters in Social Research at Swansea University.