Āśvāyani(Aswayani) is one of the ṛṣivaṁśa (rishivamsa; hereditary or disciple-wise line of sages) belonging to the gotra (clan) of Maharṣi (Maharshi; Great Sage) Bhṛgu (Bhrigu), as mentioned in the Purāṇa (Purana; Mythological Scriptures). Through the genealogical or disciple-wise line from Bhṛgu (Bhrigu) , they are also known as Bhārgava(Bhargava).