Henry III coin with name of Moneyer William. The making (minting) of coins was done by companies. These 'moneyers' as they were known paid a fee for the privilege of making the coins. Their names appear on many of the earlier coins, like this one, which has the name of Moneyer William.
The king's titles appeared around the portrait of the king, as today. Edward I called himself Edward King of England, Lord of Ireland. This coin was minted [made] in Dublin, Ireland. Later kings added their claim to the French throne.