King Alexander of Yugoslavia's birth name is Karadjordjevic, Alexander.
Alexander Crownprince of Yugoslavia's birth name is Aleksandar Karadjordjevic.
King Peter II of Yugoslavia's birth name is Petar Karadjordjevic.
Yugoslavia
Alexander I changed the name to Yugoslavia in 1929 while Peter II was the last king
Josip Broz Tito was the leader of Yugoslavia
Bosnia and Herzegovina and Croatia were formerly part of Yugoslavia (full name Socialist Federal Republic of Yugoslavia) until declaring independence in 1992.
Former Yugoslavia
Croatia former Yugoslavia
Yugoslavia
Yugoslavia
In 1999 NATO bombed Serbia and Montenegro two republics of former Yugoslavia that kep its name.