23 mentions are found for request
different sources from the year —1935 (10) 1942 (2) 2007 (11)

Željko Zorko

Source: 'Encyclopaedia of Croatian Surnames , year 2007.

Melanija Zorko

Source: 'Encyclopaedia of Croatian Surnames , year 2007.

Zvonimir Zorko

Source: 'Encyclopaedia of Croatian Surnames , year 2007.