Gabriel Zerdahelyi (1800.12.22 - 1813.10.05) was Titular Bishop of Titopolis, Auxiliary Bishop of Vác(1780.12.11 - 1800.12.22) and Bishop of Banská Bystrica (Slovakia) (1800.12.22 - 1813.10.05)[REF] .
The son of Imrich Szerdahelyi and Anna Bošániová, he studied in Bratislava, Trnava, the German-Hungarian College in Rome and in 1765 was ordained a priest, a doctor of philosophy and theology.