Question

who is the father of gargi

Answer 1

Gargi was the daughter of sage Vachaknu and was named after her father as Gargi Vachaknavi. 

Answer 2

Gargi, the daughter of sage Vachaknu in the lineage of sage Garga (c. 800-500 BCE) was named after her father as Gargi Vachaknavi. From a young age she evinced keen interest in Vedic scriptures and became very proficient in fields of philosophy. She became highly knowledgeable in the Vedas and Upanishads in the Vedic times and held intellectual debates with other philosophers.