Petra Beáta Farkas (born 30 April 1999) is a Hungarian athlete specialising in the long jump.
She represented her country at the 2019 World Championships in Doha without reaching the final.
Earlier that year she won a silver medal at the European U23 Championships in Gävle.
Her personal bests in the event are 6.72 metres outdoors (+1.9 m/s, Budapest 2019) and 6.41 metres indoors (Budapest 2018).