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1. Khmer Empire
Other language: Old Khmer
2. Srivijaya
Other language: Old Malay
3. Đại Việt
Language: Vietnamese
4. Gupta Empire
Other language: Prakrit
5. Bruneian Empire
Languages: Arabic, Bornean languages, Brunei Malay, Old Malay, Old Tagalog
6. Nanyue
Languages: Baiyue, Old Chinese
7. Tibetan Empire
Language: Tibetan languages
8. Kingdom of Champan
Other languages: Chamic languages, Old Cham, Old Malay, Tamil
9. Ayutthaya Kingdom
Languages: Mon language, Sukhothai language (which developed into Thai)
10. Majapahit
Other language: Old Javanese
11. Vijayanagara Empire
Other languages: Kannada, Telugu
12. Kingdom of Kandy
Languages: Sinhala, Tamil
13. Shunga Empire
Other language: Prakrit
14. Funan
Other language: Proto-Khmer
15. Indo-Greek Kingdom
Other languages: Greek, Pali, Prakrit