Vietnam officially the Socialist Republic of Vietnam (Cộng hòa Xã hội chủ nghĩa Việt Nam), is the easternmost country on the Indochina Peninsula in Southeast Asia. With an estimated 90.3 million inhabitants as of 2012, it is the world’s 13th-most-populous country, and the eighth-most-populous Asian country. The name Vietnam translates as “South Viet”, and was officially adopted in 1945.