Princess Beatrice and her husband Edoardo Mapelli are marking their young daughter Sienna's third birthday - and it appears that she has a unique title that has nothing to do with her royal mum

Princess Beatrice and husband Edoardo "Edo" Mapelli Mozzi's little girl is growing up. Their daughter, Sienna Elizabeth, marked her third birthday on Sept. 18. However, little is known about the toddler, and the royal couple have only publicly shared one photo of Sienna.

Princess Beatrice's only daughter, Sienna Elizabeth Mapelli Mozzi, was welcomed into the world on September 18, 2021 - but there are hardly any photos of her.

Sienna, Princess Beatrice's daughter, has the distinction of having a special Italian title thanks to her father, Edoardo Mozzi. According to The Mirror, Sienna has a title that her cousins August and Ernest (the children of Beatrice's sister,