Question: The name vietnam originated with what dynasty?
About the article "Vietnam", section "Etymology".

Candidate passages:
The name Việt Nam () is a variation of Nam Việt (Southern Việt), a name that can be traced back to the Triệu Dynasty (2nd century BC).
The word "Việt" originated as a shortened form of Bách Việt, a word used to refer to various peoples who lived in what is now southern China in ancient times.
The word "Việt Nam", with the syllables in the modern order, first appears in the 16th century in a poem by Nguyễn Bỉnh Khiêm.
"Annam", which originated as a Chinese name in the seventh century, was the common name of the country during the colonial period.
Nationalist writer Phan Bội Châu revived the name "Vietnam" in the early 20th century.
When rival communist and anti-communist governments were set up in 1945, both immediately adopted this as the country's official name.
In English, the two syllables are usually combined into one word, "Vietnam."
However, "Viet Nam" was once common usage and is still used by the United Nations and by the Vietnamese government.
Throughout history, there were many names used to refer to Vietnam.
Besides official names, there are names that are used unofficially to refer to territory of Vietnam.
Vietnam was called Văn Lang during the Hùng Vương Dynasty, Âu Lạc when An Dương was king, Nam Việt during the Triệu Dynasty, Van Xuan during the Anterior Lý Dynasty, Đại Cồ Việt during the Đinh Dynasty and Early Lê dynasty.
Starting in 1054, Vietnam was called Đại Việt (Great Viet).
During the Hồ Dynasty, Vietnam was called Đại Ngu. 
Tống Bình (chữ Hán: 宋平) was a historical administrative district of Giao Chỉ, equivalent to modern Hanoi, under first the Sung Dynasty then the Tang Dynasty during the third Chinese domination of Tonkin, or what is today northern Vietnam.
The name was in use, with varying administrative borders, from 420 to 714 CE. 
For the most part of its history, the geographical boundary of present day Vietnam covered 3 ethnically distinct nations: a Vietnamese nation, a Cham nation, and a part of the Khmer Empire.
The Vietnamese nation originated in the Red River Delta in present day Northern Vietnam and expanded over its history to the current boundary.
It went through a lot of name changes, with Văn Lang being used the longest.
Below is a summary of names:Except the Hồng Bàng and Tây Sơn Dynastiese, all Vietnamese dynasties are named after the king's family name, unlike the Chinese dynasties, whose names are dictated by the dynasty founders and often used as the country's name.
Nguyễn Huệ's "Tây Sơn Dynasty" is rather a name created by historians to avoid confusion with Nguyễn Ánh's Nguyễn Dynasty. 
Vietnamese Ngô Quyền, general defeating the Chinese and ending 1000 years of Chinese domination at Giao Châu (northern Vietnam nowadays) Ngô Tuấn, the real name of Lý Thường Kiệt who defeated Song Dynasty domination and penned what is considered the first Vietnamese declaration of independence Ngô Đức Kế, prominent scholar-gentry anti-colonial intellectual Ngô Xuân Diệu, prominent Vietnamese poet Ngô Đình Diệm, first president of South Vietnam (1955–1963) Ngô Bảo Châu, mathematician; Fields Medal winner (2010) Ngô Phương Lan, first ever Miss Vietnam World  
The Lý Dynasty (1009–1225), found by Lý clan, was an imperial dynasty of Vietnam that succeeded the Early Lê Dynasty (980–1009) and preceded the Trần Dynasty (1225–1400).
The first emperor of the dynasty was Lý Thái Tổ (974–1028) and Lý Dynasty ended with the usurpation of throne from Lý Chiêu Hoàng (1218–1278) by Trần Thủ Độ, the head of Trần clan.
Below is a complete list of emperors of the Lý Dynasty, including their temple names, given names, and era names, each name is presented in Vietnamese alphabet and attached with its Chinese character, posthumous names, which were usually very long and rarely used when referring to the sovereign, are presented in last column.