Prester John and his kingdom also figure prominently in Umberto Eco's 2000 novel Baudolino, in which the titular protagonist enlists his friends to write the Letter of Prester John for his adoptive father Frederick Barbarossa, but it is stolen before they can send it out.
Prester dan kerajaannya juga menjadi figur penting dalam novel 2000 Umberto Eco Baudolino, dimana protagonis utama menyuruh teman-temannya untuk menulis Surat Prester Yohanes untuk ayah angkatnya Frederick Barbarossa, namun dicuri sebelum mereka mengirimnya.