Franz Maria Doppelbauer (21 January 1845 â 2 December 1908) was the Catholic bishop of Linz from 1889 to 1908.
Doppelbauer established a newspaper and founded a seminary, the Petrinum, in Urfahr.
Doppelbauer also founded a boy's seminary, the Petrinum, in Urfahr for training future clergy. Moreover, he was responsible for completion of the Linz cathedral in May 1905.