His father was a deeply loyal vassal of King John III of Navarre (from the French aristocratic Albret family) and served as a prime minister and already 60 years old when Francis was born.
父はナバラ王国王フアン3世(ナバラ王)（フランス貴族アルブレ家の出である）の信頼厚い家臣として宰相を務め、フランシスコが誕生した頃、すでに60歳を過ぎていた。