Mercury, in comics, may refer to: * Mercury (Marvel Comics), a.k.a. Cessily Kincaid, a Marvel Comics character who can turn herself into a mercurial substance * Mercury (Amalgam Comics), a combination of the characters Impulse and Quicksilver made for Amalgam Comics * Hermes (Marvel Comics), an Olympian god known to the Romans as Mercury in Marvel Comics * Max Mercury, a DC Comics superhero Speedster. * Makkari (comics), an Eternal who once used the name "Mercury" when operating as a crime fighter * Mercury, a member of the Metal Men, DC comics characters made of elements from the periodic table * Mercury, a member of Cerebro's X-Men