Used for surnames, is it "blue" or "blue"? Or both?

Both. The following is the origin of the name:

There are three sources of the blue (Lán) surname:

1, from the surname. At the end of the Spring and Autumn Period, there was a doctor in Chu named Shu, who was appointed as Yan (in the east of Jingmen County, Hubei Province), also known as Yan. The descendants of Lan Yinxu took "Lan" as their surname.

2, from the surname won, after Boyi. In the third year of Liang Dynasty, he was the monarch of Lan (Lantian, now Lantian County, Shaanxi Province). Later generations took Fengyi as their surname and called Lan.

3, from the surname. According to the family tree of the Lan family, this surname can be traced back to a longer time. According to the genealogy, Lan's ancestor was Chang Qigong. "Chang is the son of the first 1 1 emperor of Yandi Shennong. When he was born, there was a bear species. The emperor was very happy. Because he was named Lang, he was named Changqi and later enfeoffed in Runan. So, he named this place the county, with his son's surname, and there were harmony, Qing, Xu, Jing, Yi, Ji and seclusion everywhere. Today's blue surnames are all men.

In many contemporary places, it is customary to confuse the blue surname with the blue surname, that is, to use the blue word as a simplified word of the blue word. In fact, the ancient blue surname and the historical blue surname are completely two surnames. The blue surname comes from the won surname and has its own lineage. Lan surname comes from Ji surname, which is a descendant of Zheng Gong in the Spring and Autumn Period.

The origin of LAN surname:

The first origin: from Ji surname, from Zheng Gong in the Spring and Autumn Period, belonging to Wei surname.

According to Records of Historical Records, during the Spring and Autumn Period, the monarch of the State of Zheng was Zheng Mugong Jilan, a descendant of Zhou Liwang's son Ji You (Zheng Huangong). Among his descendants, there are those who take Wang's father's surname as their surname, called Lang.

The second origin: from Michaelis, from the youngest son Lan, belonging to the name of the ancestor.

During the Spring and Autumn Period, Chu Zhuangwang (Xiong Lu) named his youngest son Yilan (Xiong Lan) as the doctor of Shangguan Yi (now hua county, Henan). Among the descendants of Yilan, there is Shangguan Shi who takes the city name as his surname; There are also people who take their ancestors' names as surnames, called Lang.

The third origin: from the secret surname, from the fief of Dr. Chu in the Spring and Autumn Period, belonging to the fief name.

During the Spring and Autumn Period, doctors of the State of Chu collected food in Lanyi (now 25 kilometers east of Zaozhuang, Shandong Province), and some of their descendants took the name of the city as their surname and called it Lang.

The fourth origin: originated from the Huns, and came from the Ulolan and Balailan nationalities in the Hutu Department of the Huns since ancient times. Belongs to the clan name of changing surname in Chinese.

During the Northern and Southern Dynasties, Wulolan and Bulelan of Liangzhou in the Tubo Department of Xiongnu belonged to the Northern Wei regime. After Emperor Xiaowen of the Northern Wei Dynasty moved to Luoyang, the policy of sinicization was implemented, and the two clans of Wulan and Bulelan were changed to Lang and Shi.

The fifth origin: from Xianbei nationality, from the extension of Xianbei nationality, belonging to the sinicization of clan name and the change of surname.

During the Southern and Northern Dynasties, Emperor Xiaowen of the Northern Wei Dynasty moved to Luoyang, and pursued the policy of sinicization;

(1) In the extension of the Xianbei nationality, it was Lang, also known as Lian, and later changed to Lang and Lian.

(2) Tuoba Department, also known as Wu's, was later changed to Lang Heshi's.

(3) the extension of the Wu Roland family, later changed to lang.

(4) Tudor's servant Lang, also known as Pu and Pu's, was later changed to servant Lang, Pu's, Pu's, and some changed to Lang.

The sixth origin: from Xianbei nationality, from the dugu department of Xianbei nationality, belonging to the change of clan name to Han surname.

In the early Northern and Southern Dynasties, the Dugu family of Xianbei nationality was one of the eight core families in the early Northern Wei Dynasty, and it was also one of the thirty-six families that constituted the Northern Wei Dynasty. Before the first year of Emperor Xiaowen of the Northern Wei Dynasty, those who changed their surnames to Chinese characters were Lang and Bu, except some who were still Dugu.

The seventh origin: it originated from the Qiang nationality and the Bailan tribe of the ancient Qiang nationality. Belong to clan appellation, change surname to surname.

Prynne is an ancient Qiang nationality, and it is one of the minority surnames that developed Qinghai in history. After the Northern and Southern Dynasties, they migrated to the southwest of China, where they were the ancient Lanruo people in Yunnan and Guizhou, and gradually evolved into Yi people, including those who took the original tribe as the Han surname Lang; Guangxi people gradually evolved into Zhuang people, and some of them took the original tribe as the Han surname Lang.

The eighth origin: from the Jurchen nationality, from the descendants of the Jurchen nationality in the state of Jin, belonging to the sinicization and surname change.

According to the Qing dynasty annals, imperial clan policy, Manchu Eight Banners surname records:

(1) Manchu people have a surname of Shi Zhe, and the Manchu language is Ajhala, which means "cow" in Chinese. They lived in Blue Crane Mountain, and later some people took the homophonic China surname Langhe as their name.

(2) Huiluoshi, Manchu, originated from the surname of Huilang of the ancient Jurchen nationality in the Jin Dynasty, with the surname as the surname and the Manchu language as Huiluohala. It is one of the oldest surnames of Manchu, living in Wula (present-day Jilin) and along the Songhua River. The Han surnames in the back crown are Lang, Hui and He.

According to the historical records "A Brief History of Tongzhi Clans in Qing Dynasty with Manchu Eight Banners Surnames", the Manchu Lakule, also known as Lakule and Lankula, is called Lakule Hala in Manchu, and lives in Mulengzhala (now Muling Forest Area in Mudanjiang, Heilongjiang Province). The surname of the Han nationality in the back crown is Lang.

The ninth origin: it originated from Mongols and belongs to the sinicization of changing the surname into the surname.

According to the historical book Tongzhi of Qing Dynasty, Clan Strategy and Mongolian Eight Banners' Surnames:

(1) Mongolian Zhalai, also known as Zhadalang, Zhazhilash and Chachilash, is a descendant of Genghis Khan's arch-enemy, Jamukha, and lives in Sirtara. There are also Manchu people as surnames, and Manchu is Galahala. Among his people, there is a surname Lang.

② Mongolian Wulan, which means "red" in Chinese, lives in Hulunbeier and Heilongjiang. There are also Manchu people who give their surnames, and Manchu is Ulan Hara. Among its people, there are people named Lang and Hong.

The tenth origin: from the Daur nationality, from the descendants of the Jurchen nationality of the Jin Dynasty, belonging to the sinicization and surname change.

According to the historical book "Manchu Eight Banners Surnames in Qing Dynasty", Bila of Daur nationality, also known as Bilan and Biliyang, originated from Bilan, the ancient surname of Nuzhen in Jin Dynasty, and lived in Hejian, Changbai Mountain, Wusuli River mouth and other places. Manchu people also have surnames, Bilahara in Manchu and "He" in Chinese. After the crown, many China surnames are Lang and Yang.

According to the historical book Notes on People's Records in Heilongjiang, Daur Varan, also known as Varan, is a branch of Tomo. There are also Manchu people quoted as surnames. The Manchu language is Valhalla, and the Chinese meaning is "ingenious". After the crown, many China surnames are Lang and Joe.

The eleventh origin: from the Hui nationality, from the official family of the Yuan Dynasty, belonging to the Han nationality, and changing the surname to surname.

According to "Hui People in Yuan Dynasty", Hui Lang was born in an official family in Yuan Dynasty.

Born in the 13th year of Yuan Dynasty (A.D. 1276). Grandfather Aslan, in the seventh year of the Yuan Dynasty, followed General Asu in conquering the Southern Song Dynasty and moved to all parts of Jiangbei, Henan Province, where he served as county magistrate on Jining Road (now Taiyuan, Shanxi). Because of its name Lan, later generations took Lan as their surname.

Although there is a phenomenon of "homonym with different surnames" in Hui surnames, Lang and Lan of Hui people have different origins and cannot be confused!