Popsugar Celebrity The Royals How Old Is Princess Beatrice? If Princess Beatrice Is Older Than Princess Eugenie, Just How Old Is She? 11 October 2018 by Monica Sisavat Solís View On One Page Photo 2 of 3 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 2 The sisters presented at the We Day UK celebration in March 2018. Previous Next Start Slideshow The RoyalsThe British RoyalsCelebrity FactsPrincess Beatrice