The Amidei were related to the Piccolomini for a certain Giulius Piccolominis Amideis, and as soon as they knew that their relatives descended from the Gens Julia, they decided to call one of them Enea Silvio Piccolomini, who became pope Pius II, and his nephew became pope Pius III.
Los Amidei estaban emparentados con los Piccolomini a través de un tal Giulius Piccolominis Amideis, y tan pronto como se enteraron que sus parientes descendían de los Gens Julia, decidieron llamar a uno de los suyos Enea Silvio Piccolomini, quien llegó a convertirse en el Papa Pío II, y su sobrino fue el Papa Pío III.