Petra's Yup'ik name is Apaiyuk. Her parents are Paul M. & Ollie Jenkins from Nunapitchuk, AK. Her paternal grandparents are Arthur Jenkins from Alakanuk, AK and Anna Jenkins from an old village called Nanvarnarluk. Her maternal grandparents are Jimmy and Agnes Nicholai, also from Nanvarnarluk.
She lives in Bethel with her husband Francis Harpak. Their five children are Ciera, Iceis, Kyana, Jace and Atlas.
Petra's hobbies include knitting, sewing and anything to do with subsistence activities. She also owns a Browning 20-gauge shotgun.