The vaṁśa (vamsa; lineage) of Maharṣi (mahrshi; Great Sage) Upalapa of is one of those ṛṣivaṁśa(s), mentioned in Matsyapurāṇa (Matsyapurana) as belonging to the gotra of Maharṣi Vaśiṣṭha. He is a gotrpravartaka of Vaśiṣṭhavaṁśa.