If you're speaking to him, the proper form is considered to be to initially address him as "Your Royal Highness" and thereafter as "sir".
If you're asking what his full official title is:
His Royal Highness The Prince Philip, Duke of Edinburgh, Earl of Merioneth, Baron Greenwich, Royal Knight of the Most Noble Order of the Garter, Knight of the Most Ancient and Most Noble Order of the Thistle, Grand Master and First and Principal Knight Grand Cross of the Order of the British Empire, Member of the Order of Merit, Companion of the Order of Australia, Extra Companion of the Queen's Service Order, Royal Chief of the Order of Logohu, Canadian Forces Decoration, Lord of Her Majesty's Most Honourable Privy Council, Privy Councillor of the Queen's Privy Council for Canada, Personal Aide-de-Camp to Her Majesty.
He's also a Field Marshal.
first is .. YOUR ROYAL HIGHNESS........... then after ..........SIR
Prince Phillip
Prince Phillip is her Prince's name
As of March 2008, Prince Phillip is 86 years of age.
In the Disney film, the prince's name is Phillip.
His job is to be a prince!
Prince Phillip Pope Benedict XVI is nearly 6 years younger
Greece
Greece
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The Queen married Prince Phillip in Westminster Abbey on 20th November 1947 Phillip, a prince of Greece and Denmark, was created Prince Phillip of the United Kingdom and the Duke of Edinburgh shortly before their marriage.
Prince Charles is the son of Prince Philip, Duke of Edinburgh.