阿萨姆语（Assamiya অসমীয়া）)属于印欧语系印度-伊朗语族的印度-雅利安语支，非常接近孟加拉语。是印度东北部阿萨姆邦（Assam）本土居民所使用的语言，也是该邦的官方语言。此语有超过2000万的用户。

在语法上，阿萨姆语受到了周围汉藏语系语言的影响，含有丰富的量词系统。这一特点是其他印度-雅利安语支的语言所没有的。在数字系统方面，有别于世界大部份地区使用的阿拉伯数字，使用阿萨姆语的地区主要使用孟加拉数字。

Assamese or Asamiya or Axomiya or Oxomiya (English pronunciation: /ˌæsəˈmiːz/; Assamese:অসমীয়া, Ôxômiya, pronounced: [ɔˈxɔmija]) is an Eastern Indo-Aryan language used mainly in the state of Assam, where it is an official language. The easternmost of the Indo-Aryan languages, it is spoken by over 13 million native speakers, and serves as a lingua franca in the region. It is also spoken in parts of Arunachal Pradesh and other northeast Indian states. Nagamese, an Assamese-based Creole language is widely used in Nagaland and parts of Assam. Nefamese is an Assamese-based pidgin used in Arunachal Pradesh. Small pockets of Assamese speakers can be found in Bangladesh. In the past, it was the court language of the Ahom kingdom from the 17th century.