Princess Diana was quite the fashion icon back in the day and her style is still being carried on today. Who new a royal could be as stylish and casual? She seemed to pull off any look she wore but she rocked the sporty look the most we personally think. If she was was going to the gym or out with her little boys she still looked amazing whatever the occasion. She was for sure the queen of casual! Check out her best looks we've picked out for you to create yourself.