(Translated by https://www.hiragana.jp/)
Name Days for the name Adam - Behind the Name
Austria: December 24
Croatia: May 16
Croatia: December 24
Czechia: December 24
Denmark: December 24
Norway: December 24
Poland: April 6
Poland: December 24
Slovakia: December 24
Sweden: December 23
Hungary: September 9
Hungary: December 24