1. Uyghur: This is the most spoken language in Xinjiang, belonging to the Turkic language family. It is the official language of the region and has its own written script based on Arabic.
2. Mandarin Chinese: This is the official language of China and is widely spoken in Xinjiang, particularly in government and urban areas.
3. Kazakh: Belonging to the Turkic language family, Kazakh is spoken by a significant minority population in Xinjiang, mainly concentrated in the northern regions.
4. Kyrgyz: Another Turkic language, Kyrgyz is spoken by a smaller minority group in Xinjiang, mostly residing in the south-western parts of the region.
5. Hui: This language is a dialect of Chinese spoken by the Hui ethnic group, a minority group found across China, including Xinjiang.
6. Uzbek: A Turkic language spoken by a smaller population in Xinjiang, mainly concentrated in the south-eastern parts of the region.
7. Tajik: This Persian language is spoken by a small minority group in Xinjiang, mostly residing in the southern parts.
8. Russian: This language is spoken by a small population in Xinjiang, mostly concentrated in the northern regions, due to historical ties with Russia.
9. Mongolian: This language is spoken by a small population in Xinjiang, mostly residing in the northern and western parts of the region.
It's important to note that language use in Xinjiang is complex and varies significantly across different regions and communities. While Uyghur and Mandarin Chinese are the dominant languages, a variety of other languages are spoken by different ethnic groups, reflecting the diverse cultural landscape of the region.