Other contributors have said "1 Who was the first US billionaire?" is the same question as "Who was the first US billionaire?" If you believe that these are not asking the same thing and should be answered differently, click here

Who was the first US billionaire?

Answer:
On September 29 1916 John D. Rockefeller's net worth officially surpassed 1 billion dollars, making him the world's (and America's) first billionaire.
First answer by ID2296710443. Last edit by ID2296710443. Question popularity: 5 [recommend question].