On June 10–16, 2014, Marinova competed at the 2014 European Junior Championships with Team Bulgaria (together with Erika Zafirova and Boryana Kaleyn) finishing 4th, Marinova qualified 3 event finals placing 4th in hoop, clubs, and 6th in ribbon. Her next event at the Sofia World Cup, finished 5th in all around behind Linoy Ashram. Marinova went to represent Bulgaria at the 2014 Youth Olympic Games in Nanjing, China, a shaky performance left Marinova out from advancing into the Top 8 Finals who placed only 9th in qualifications.