As an official language of the United Nations and the liturgical language of over 1.6 billion Muslims, Arabic is without a doubt one of the world's most spoken languages and has even contributed over 4,000 loan words to the Spanish language.
9th Most spoken language in the world: Japanese: Out of the approximately 125 million people who speak Japanese, 124 million live in Japan and the island group of Okinawa. 8th Most spoken language in the world: Russian: Russian’s 155 million speakers make it the world’s eighth most common language.
Portuguese is the sixth largest with around 215 million (150 million of whom speak Brazilian Portuguese), based on CIA Factbook, but probably a few million more. French does not make the top 10 list. It is an overstatement to say that the only true international languages in the world today and English, French, and Portuguese.
RUSSIAN: 166 million One hundred and thirty-seven million of Russian’s 166 million native speakers live in the Russian Federation, with smaller populations in Ukraine (8.3 million), Belarus (6.6 million), Uzbekistan (4 million) and Kazakhstan (3.8 million).
The language of the Volga Tatar ethnic group, Tatar is spoken by some 6.5 million people as a native language. Besides Russia, where it is a native language, it can be found in Ukraine, Finland, China, Romania, Turkey, and other countries. Tatar is a Turkic language, which means it shares characteristics like vowel harmony, agglutination, and more with other Turkic languages such as Turkish, Uzbek, and Kazakh, for example.
With more than 955 million speakers, Mandarin claims the top spot as the world’s most common language — and one that often requires professional translation services. One of the five major dialects of Chinese, Mandarin is the official language of China and Taiwan, as well as one of the four official dialects of Singapore.
The most common languages can also vary depending on whether studies include only primary languages, or all languages spoken in a population. These numbers were taken from the 2010 edition of Nationalencyklopedin, a Swedish language encyclopedia.