 She was the daughter and first-born child of the monarchs Ariarathes VI of Cappadocia and Laodice of Cappadocia.Her parents were cousins and her younger brothers were the Kings Ariarathes VII of Cappadocia and Ariarathes VIII of Cappadocia.She was the namesake of her paternal grandmother Nysa of Cappadocia a previous Queen, wife of the previous King Ariarathes V of Cappadocia  and mother of Ariarathes VI.