8. Robert T. Jones Jr. vs. Rees Jones
For pure vitriol, not many rivalries top the feud between Bobby and Rees Jones, the course designers who followed in their famous father's footsteps. In 2006, a former associate of Jones Sr. told the South Florida Sun- Sentinal: "It was their father's sincerest wish late in his life that his sons would resolve their differences." A tall order, Pops...