Height: 175 cm
Familiar: A Giant Mole, Verdante

Guiche is Louise's classmate, despite being in love with Montmorency, is a conceited playboy who cannot decide which girl he really wants. He always carries an artificial rose with him, the stem of which is his wand. He also likes to dote upon his familiar, a giant mole named Verdante. As his familiar indicates, his speciality is earth magic. He is named after Antoine V de Gramont, Duke of Guiche, a French military figure.