Popsugar Celebrity The Royals Royals on Instagram 29 Royals You Had No Idea Were on Instagram 1 June 2018 by Monica Sisavat Solís View On One Page Photo 7 of 29 ADVERTISEMENT () Start Slideshow A post shared by Arthur Chatto🇬🇧 (@artchatto) on Feb 3, 2018 at 1:56pm PST Share This Link Copy ← Use Arrow Keys → 7 Arthur Chatto Instagram handle: @artchatto Who he is: The 19-year-old is Lady Sarah and Daniel Chatto's son and the late Princess Margaret's grandson. Previous Next Start Slideshow The RoyalsThe British RoyalsCelebrity Instagrams