מרב's father is שאול and her mother is אחינועם. Her paternal grandfather is קיש; her maternal grandfather is אחימעץ. She is the youngest of six children. She has four brothers and a sister, named איש-בושת, יונתן, ישוי, מלכישוע and מיכל. She has three half-brothers named ארמוני, מפיבשת and Abinadab ben.
מרב