Billionaire Father: Richard Branson
Family Fortune: $4 billion
Position on 2010 Forbes Billionaire List: #212
Rather than milking her father's fortune from the Virgin empire, Richard Branson's bombshell daughter briefly decided to pursue a pediatric medical degree at University College in London. After smelling the roses that her father is one of the coolest billionaires in the world, Holly left her medical ambitions to intern at Virgin and begin the climb up the company ladder. Although she's still single, there's been tabloid speculation that she might be a suitor to Prince William.