Larry Ellison, born on August 17, 1944, is an American billionaire entrepreneur and co-founder of Oracle Corporation. He grew up in Chicago and later moved to California where he attended the University of Chicago but dropped out before graduating. In 1977, Ellison and two partners founded Software Development Laboratories, which later became Oracle Corporation, a multinational computer technology corporation known for its successful database software. Ellison served as CEO of Oracle until 2014 and remains actively involved in the company's operations. With a net worth of billions, he is known for his extravagant lifestyle, including yacht racing and real estate investments. Ellison is also a noted philanthropist, donating significant amounts to medical research and education.