Howard Stark Sr. and Howard Stark Jr. were Tony Stark's(Ironman)
grandfather and father respectively.
Steve Rogers is the alter ego of Captain America.
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Tony Stark parents were Maria Stark and Howard Stark and they
had a son called Anthony "Tony" Stark and Howard Stark and Maria
Stark died in a car crash when their son Tony Stark was only
15.
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Anthony Edward Stark A.K.A "The Iron Man" was born on the Long
Island in New York to Maria Stark and Howard Stark.
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Tony Stark was born in Long Island, New York, in the Marvel Cinematic Universe.
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considering he was based on howard hughes... sure.