Seth (disambiguation)

Seth was the third son of Adam and Eve in the Bible.

Seth may also refer to:
 * Strong exponential time hypothesis
 * Seth (given name)
 * Seth (surname)
 * Seth (cartoonist)
 * Seth, Germany
 * Seth Material, a collection of writings allegedly from "Seth" a disembodied entity channeled by Jane Roberts
 * Set (deity), also known as Seth
 * Seth (band), a French Black metal band; see Originators of the Northern Darkness – A Tribute to Mayhem
 * Cyclone Seth (2021), a weak tropical cyclone that made landfall on Australia