Kingdom of Yugoslavia - Demographics

Demographics

Until 1929, Serbs, Croats and Slovenes were the constitutional nations, when they were merged into a single "Yugoslav" nationality.

The following data, grouped by first language, is from the 1921 population census:

• Serbo-Croatian: 8,911,509 (74.36%)
  • Serbs: 44.57%
  • Croats: 23.5%
  • Muslims: 6.29%
• Slovene: 1,019,997 (8.51%)
• German: 505,790 (4.22%)
• Hungarian: 467,658 (3.9%)
• Arnaut (Albanian): 439,657 (3.67%)
• Romanian: 231,068 (1.93%)
• Turkish: 150,322 (1.25%)
• Czech and Slovak: 115,532 (0.96%)
• Ruthenian: 25,615 (0.21%)
• Russian: 20,568 (0.17%)
• Polish: 14,764 (0.12%)
• Italian: 12,553 (0.11%)
• Others: 69,878 (0.58%)

Based on language, the Yugoslavs (collectively Serbs, Croats, Slovenes and Muslims by nationality) constituted 82.87% of the country's population.