The Duchess attended a sporty engagement in Scotland

Princess Diana rocked a number of casual yet stylish looks, from sweatshirts and jeans to baseball caps.

Being a mom is not in the cards for every woman, especially in the 21st century. Some of the biggest female celebs out there, like Jennifer Aniston, Miley Cyrus and Dolly Parton, have made the conscious decision to not have kids for a variety of reasons. Here's some our favorite stars who have opted out of the mom life.

Classic Diana denim outfits that show the down-to-earth mother, philanthropist and sporting enthusiast behind the elegant stateswoman on the world’s stage

Diana, Princess of Wales, wanted nothing more than to be queen of people's hearts — and when she died on August 31, 1997, crowds across the world wept to have been robbed of her so soon. A loving mother, devoted humanitarian, and style icon whose glamour and genuine nature captivated those around her, Diana's loss was felt by many, and her missing presence has haunted not just sons Prince William and Prince Harry, but the whole British royal family. Her royal legacy lives on in a series of…

Photos of Princess Diana's most iconic fashion moments.