The Mundaka Upanishad is an ancient Sanskrit Vedic text, embedded inside Atharva Veda. It is a Mukhya (primary) Upanishad, and is listed as number 5 in the Muktika canon of 108 Upanishads of Hinduism. It is among the most widely translated Upanishads.

The Atharvaveda or Atharva Veda or Atharvana Veda is the "knowledge storehouse of atharvāṇas, the procedures for everyday life". The text is the fourth Veda, and is a late addition to the Vedic scriptures of Hinduism.