* English: Her native language and the primary language of her court.
* French: She spoke French fluently, having been tutored in it from childhood. It was important for political and diplomatic reasons, as it was the language of the French court and a language of diplomacy in Europe.
* Latin: As a well-educated woman of her time, she would have learned Latin, the language of scholarship and religious texts.
While there might be some speculation about her speaking other languages, there is no concrete historical evidence to support that claim.