Crimson Cowl is an identity which has been used by four Marvel Comics characters to varying degrees:
- Ultron used the identity in his debut as Ultron-5 to conceal his sentience while using:
- Edwin Jarvis as a "frontman" under the identity.
- Justine Hammer, Justin Hammer's daughter who used the identity to lead a team of Masters of Evil and bedevil the Thunderbolts and framing:
- Dallas Riordan in her costume with a teleporter, a deception which held for some time.