Amun may refer to:
- Amun, a deity in the Egyptian pantheon.
- Amunet, the female counterpart of the god Amun.
- Amunet, the name adopted by the Hidden One Aya of Alexandria in 43 BCE.
- Amun, a stone circle situated outside Siwa, Egypt.
- Amun, the camel steed of the nomad Reda.
- Bayek, the founder of the Hidden Ones who sometimes signed letters with this moniker.