Bangalore: An entrepreneur is never an ordinary person; he takes financial risks, personal risks, invests time and effort and waits patiently for the results. Sometimes the risk and investments pays off but sometimes it just shows its back. Of course luck plays an important role in an entrepreneur’s life, and the same luck determines his future as an entrepreneur. Below is a list of wealthy entrepreneurs of all time and it can surprising to know that the ‘wealthiest entrepreneurs of all time’ list has just one person from the twentieth century who is still living as reported by the onlinebusinessschool.

John Davidson Rockefeller

Lived: July 8, 1839 – May 23, 1937

Net worth: $663.4 billion in 2007

Rockefeller with no doubt revolutionized the oil industry, he founded the Standard Oil Company in 1870, which dominated the oil trade and in fact it was also the first great U.S. business trust. The company began its operations as an Ohio partnership formed by John D. Rockefeller, his brother William Rockefeller, Henry Flagler, Jabez Bostwick, chemist Samuel Andrews, and a silent partner, Stephen V. Harkness. The business picked up when there was great demand for kerosene and gasoline. He is said to be the first richest man in the world and the first American whose net worth was more than billion dollars. He spent the last 40 years of his life in retirement and devoted himself towards philanthropy.