Jonas Harrow
Jonas Harrow34 series57 issues
Jonas Harrow has appeared in 57 comics from Marvel Comics since 1972. The most recent cataloged appearance dates to 2025. Team affiliations include Masters of Evil. Most cataloged appearances come from The Amazing Spider-Man.
Real Name
Jonas Harrow
Hero Name
Jonas Harrow
Publisher
First Appearance
Powers
Intellect, Gadgets, Genetic Manipulation
Gender
Male
Aliases
Doctor Jonas Harrow
Teams
Teammates
Appears alongside
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