Meet one of the most intriguing figures in French history, my 12th great-grandmother, Diane de Poitiers.

In her day, Diane was the most beautiful and most wealthy woman in France. Her story takes us back to the French Renaissance.

It is the story of the most famous royal love triangle in the history of France and is full of romance and rivalry.

If Diane de Poitiers had lived in the twenty-first century, she would have wanted to have a web site.

I have given her one…