It was founded in 1607 by the Jesuits, who had recently settled in the Kingdom of Croatia (Habsburg) and Slavonia within the Habsburg monarchy. The gymnasium began operation on the initiative of the Zagreb City Council, with the approval of the Croatian Parliament (Sabor) and strong support of Ban of Croatia Ivan Drašković.
The gymnasium was founded in 1607 by the Jesuits, who had recently settled in the Kingdom of Croatia (Habsburg) and Slavonia within the Habsburg monarchy. It began operations under the Zagreb City Council's initiative, with approval from the Croatian Parliament (Sabor) and strong support from Ban of Croatia Ivan Drašković.