Robert Metcalfe net worth and salary: Robert Metcalfe is an electrical engineer and businessman who has a net worth of $300 million Robert Metcalfe earned his net worth as the founder of the pioneering digital electronics manufacturer, 3Com. He is the inventor of Ethernet. Metcalfe's passion for engineering and technology started back when he was attending elementary school. He was fascinated...

The 10 women on this list pulled themselves up by their proverbial stilettos and went on to make multi-billion dollar fortunes. These are the richest self-made female billionaires in the world.