32 mentions are found for request
different sources from the year —1906 (2) 1917 (10) 1925—1938 (8) 1942 (3) 2007 (9)

Antun Walter

Source: 'Encyclopaedia of Croatian Surnames , year 2007.

Zdravko Valter

Source: 'Encyclopaedia of Croatian Surnames , year 2007.