Hollywood star Sharon Stone was left stunned after learning about her French royal ancestry and ties to a Roman emperor.

The actress discovered her 38th great-grandfather was one of the most influential historical figures, Charlemagne.

Sharon Stone looked sensational in an all-red ensemble ... Sharon looked sensational in the figure-hugging gown that featured long-sleeves, a high neckline, and a daring side slit on the leg.

It seems Sharon Stone is not the only powerful person in ... two French kings — but also from Charlemagne, a historical figure who lived and ruled in Europe during the 8th century.

During her appearance on the show, Stone got an impressive surprise when host Henry Louis Gates Jr. revealed that, not only is she related to European royalty, but she's related to none other than ...