Kashyapa is one of the Saptarishis, Seven famed Sages in Hinduism. Kashyapa Rishi Jayanti is observed on Krishna Paksha Panchami in Jyeshta Month as per North Indian Hindi calendar. In 2017, Kashyapa Rishi Jayanti date is May 16.
Kashyapa was one of the seven ancient sages (rishi) considered as Saptarishis in Rigveda, numerous Sanskrit texts and Indian religious scriptures. He is the most ancient rishi listed in the colophon verse in the Brihadaranyaka Upanishad, and called a self-made scholar in the Atharvaveda.
Kashyapa Rishi was based in the northwestern part of the Indian subcontinent, and legends attribute the region of Kashmir to be derived from his name.
Kashyapa and his family of students are, for example, the author of the second verse of 10.137, and numerous hymns in the eighth and ninth mandala of the Rigveda. He is mentioned in verse 2.2.4 of the Brihadaranyaka Upanishad, along with Atri, Vashistha, Vishvamitra, Jamadagni, Bharadwaja and Gotama. Kashyapa is also mentioned as the earliest rishi in colophon verse 6.5.3 of Brihadaranyaka Upanishad, one of the oldest Upanishadic scriptures of Hinduism.