Rearranging the letters of 'Charles Philip Arthur George Windsor' gives:
H.R.H. - Prince with large ears. (Dug polo, sir).
(by David Bourke by hand) (2001)
Other related anagrams without their own page:
"Prince Henry Charles Albert David," -> "Party arch-villain's beer drenched!" (by Mick Tully using Anagram Genius) (2007) (pending approval)
"Prince Henry Charles Albert David," -> "Ever TLC, Diana's crib, pen held Harry." (by Mick Tully using Anagram Genius) (2007) (pending approval)
"Prince Charles and Camilla to appear on postage stamps" -> "Slaphead palace parasite, contrasting common slapper." (by David Bourke using Anagram Genius) (2005)
"Prince Harry Wales" -> "Nicer prayer shawl." (by Al McCartan using Anagram Genius) (2007) (pending approval)
"Prince Charles Windsor" -> "Princess? Rancid howler!" (by David Bourke using Anagram Genius) (2003)
"Prince Charles Windsor" -> "Screw her rancid lips, no?" (by Mick Tully using Anagram Genius) (2007) (pending approval)
"Prince Charles Windsor" -> ""Ich Dien" Crown errs pals." (by Mick Tully using Anagram Genius) (2007) (pending approval)
"The Royal House of Windsor" -> "Yo-ho-ho! Frowns adulteries." (by Christopher Walker using Anagram Genius) (2007) (pending approval)