Google AdSense supports publishers in several different languages. Applications for participation in the program can be for sites with content primarily in:
Chinese (simplified)
Italian
Chinese (traditional)
Japanese
Croatian
Korean
Czech
Norwegian
Danish
Polish
Dutch
Portuguese
English
Romanian
Finnish
Russian
French
Slovak
German
Spanish
Greek
Swedish
Hebrew
Turkish
Hungarian
In addition, AdSense for search is available in Arabic and Bulgarian. These languages are not supported for AdSense for content pages.
You can select your site's primary language during the application process. If you're approved, AdSense will serve relevant ads to your pages in the appropriate language, even if your site contains multiple supported languages.
Please also be aware that placing the AdSense code on pages with content primarily in an unsupported language is not permitted by the AdSense program policies.