Counts of Merioneth Earls of Merioneth Created by George VI, King of the United Kingdom Decree date 20-11-1947 First holder Philip of Greece, duke of Edinburgh * 1921 Records #2 Holders Family filter On/Off 1 Philip of Greece, duke of Edinburgh * 1921 2 Charles III, King of the United Kingdom * 1948 Corrections and Updates To suggest a correction or an update. Click Here