Prior to his Grand Prix career, Quartararo won six Spanish championship titles, including successive CEV Moto3 titles in 2013 and 2014.
Sebelum karier Grand Prix-nya, Quartararo memenangkan enam gelar juara Spanyol, termasuk gelar CEV Moto3 berturut-turut pada tahun 2013 dan 2014 .