One of the regions of interest for multiculturalism and multilingualism is the Balkans in southeastern Europe. Region includes Greece, Bulgaria, Albania, Romania, on the European side of Turkey as independent states that emerged after the collapse of Yugoslavia, Macedonia, Croatia, Slovenia, Bosnia-Herzegovina, Kosovo, Serbia and Montenegro. System ruled by the Communist countries of the region until 1990, except for Greece. The breakup of Yugoslavia and the emergence of new states created new constitutions. The constitution of countries which multi-ethnic and multi-lingual include freedom of language use. Status of local languages in countries with ethnic diversity is always a problem for the standard and established. Nations as a result of partnerships formed by a long common law without national associations is an important question how to solve this problem. Encountered this situation in many countries of the world, how the Balkan countries were effected. Especially in the Balkan region contains many ethnic groups and languages. This is the most important determinant of geography, religion, ethnic identity, then, has been the language. The world's most well-known linguistic regions of the Balkan Peninsula. Ethnic diversity in the region from time to time in history, religion, and language differences have been exploited by some states and using these features to their own interests, these countries incited the people of the region. This article examined the constitutions of the Balkan countries respond to the needs of its neighborhoods given in standard language, as well as other languages will be investigated. Some of these population groups, there are now in a minority in their regions and countries are demanding the right language. However, the language policies vary from country to country. For example, the former Yugoslavia, in time, many languages spoken in the country have legal equality, established new states constitutions created a special place for the language of the majority.