Marijan Oblak (December 8, 1919 in Veli Rat, Dugi otok – February 15, 2008 in Zadar) was a Croatian archbishop of the Archdiocese of Zadar in the Catholic Church.
From 1945 to 1949, he was prefect in the diocesan children's seminary in Šibenik, as well as a teacher at a state gymnasium.
From 1949 to 1951 he was prefect of the archdiocese's seminary Zmajević in Zadar.
Marijan Oblak died on February 15, 2008, in Zadar.
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