Otto of Thuringia, abbot of Zbraslav and chronicler: The text deals with Otto of Thuringia, abbot of the cloister of Aula Regia in Zbraslav and one of the authors of the chronicle Chronicon Aulae Regiae. Unlike the second author, Peter of Zittau, Otto of Thuringia is relatively little known. The article summarizes information on the life of this prelate and his part in the Chronicon Aulae Regiae.