Seymour Cray invented the supercomputer.
Charles Babbage is considered the father of the computer, but he did not invent the supercomputer. He is credited with inventing the first mechanical computer, the Difference Engine, in the early 1800s.
JH Van Tassell was an American computer scientist who worked on the development of the ENIAC, one of the first electronic computers. However, he did not invent the supercomputer.
Charles Ginsberg was an American computer scientist who worked on the development of the IBM 7090, one of the first commercial computers. However, he did not invent the supercomputer.
Seymour Cray was an American computer engineer who is credited with inventing the supercomputer. He founded Cray Research, a company that developed some of the world’s fastest supercomputers.