Hydra
Marvel
- First published 1965
First appearance: Strange Tales (Marvel, 1951 series) #135 (April 1965).
Members
- Agent H — joined 1965
- Imperial Hydra — joined 1965
- Laura Brown — joined 1965
- Supreme Hydra — joined 1965
- Supreme Hydra — joined 1966
- Mankiller — joined 1969
- Richard Fisk — joined 1972
- Grim Reaper — joined 1973
- Commander Kraken — joined 1975
- El Jaguar — joined 1975
- Jackhammer — joined 1975
- Supreme Hydra — joined 1975
- Jared Kurtz — joined 1977
- Otto Vermis — joined 1977
- Supreme Hydra — joined 1977
- Silver Samurai — joined 1979
- Agent Darvin — joined 1982
- Agent Marcus — joined 1982
- Elsie Carson — joined 1983
- James Winderfield — joined 1983
- Lance Halstan — joined 1983
- Nancy Winderfield — joined 1983
- Ralph Sanzetti — joined 1983
- Madame Hydra Six — joined 1988
- Werner von Strucker — joined 1989
- Alexander Pierce — joined 1990
- Mai-Pan — joined 1990
- Cassandra Romulus — joined 1991
- Colonel Strang — joined 1991
- Erik Saltz — joined 1991
- Guillotine — joined 1991
- Psi-Borg — joined 1992
- Clay Quartermain — joined 1993
- Jasper Sitwell — joined 1993
- Jimmy Woo — joined 1993
- Knockabout — joined 1993
- Sidney "Gaff" Levine — joined 1993
- Violence — joined 1993
- Garotte — joined 1994
- Silver Fox — joined 1997
- Agent Fox 29 — joined 1999
- Agent Tiger 7 — joined 1999
- Black Widow — joined 1999
- General Wyndham — joined 2006
- Empress Hydra — joined 2007
- Hive — joined 2009
- Kraken — joined 2010
- Madame Viper — joined 2011
- Grant Ward — joined 2015
- Iron Thief — joined 2015
- Captain America — joined 2016
- Absorbing Man
- Agent L
- Arnim Zola
- Baron Zemo
- Baron Zemo
- Batroc the Leaper
- Blackwing
- Bullseye
- Chameleon
- Connely
- Crippler
- Dreadnought
- Fixer
- Gorgon
- Kingpin
- Kraken
- Madame Hydra
- Madame Hydra
- Man-Killer
- Mentallo
- Red Skull
- Silvermane
- Space Phantom
- Spider-Woman
- Taskmaster
- The Yellow Claw
- Viper
- Wolfgang von Strucker