Find out how popular the last name Si is in the United States and learn more about the meaning, history, and race and ethnic origin of people in America who are named Si.

Si, like all of the last names we have data for, is identified by the U.S. Census Bureau as a surname which has more than 100 occurrences in the United States in the Decennial Census survey. The most recent statistics we have for the Si surname is from the 2010 census data.

Popularity of Si in America

Si is the 22158th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Si surname appeared 1,166 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 0 people would have the surname Si.

We can also compare 2010 data for Si to data from the previous census in 2000. The table below contains all of the statistics for both years in a side-by-side comparison.

The history of the last name Si

The surname "Si" is believed to have originated in China, where it is a relatively common surname dating back to ancient times. It is thought to have derived from the Chinese character "思," which means "to think" or "to consider."

One of the earliest known references to the surname "Si" can be found in the historical records of the Song Dynasty (960-1279 CE). During this period, the name was particularly prevalent in the provinces of Zhejiang and Jiangsu, which were centers of culture and scholarship.

In the Ming Dynasty (1368-1644 CE), several notable individuals bearing the surname "Si" emerged. One of the most prominent was Si Ku, a scholar and philosopher who lived during the 15th century. His works on Confucian thought and ethics were highly influential in his time.

Another notable figure from this era was Si Shen, a renowned painter and calligrapher who lived in the late 16th century. His works are highly regarded and can be found in museums and collections around the world.

During the Qing Dynasty (1644-1912 CE), the surname "Si" continued to be associated with scholars and intellectuals. One notable example was Si Maqian, a historian and writer who lived in the 18th century. His works provided valuable insights into the history and culture of China during the Qing era.

In more recent times, the surname "Si" has been carried by several influential individuals, including Si Zheng, a prominent economist and politician who played a key role in shaping China's economic policies in the late 20th century.

Another well-known bearer of the surname "Si" is Si Tu, an acclaimed artist and sculptor who has gained international recognition for his work. His sculptures can be found in major cities around the world, including New York and London.

While the surname "Si" is most commonly associated with China, it has also been found in other parts of Asia, including Vietnam and Korea. However, the origins and historical significance of the name in these regions are less well-documented.

Race and ethnic origin of people with the last name Si

We also have some data on the ancestry of people with the surname Si.

The below race categories are the modified race categories used in the Census Bureau's population estimates program. All people were categorized into six mutually exclusive racial and Hispanic origin groups:

1. White only
2. Black only
3. American Indian and Alaskan Native only
4. Asian and Pacific Islander only
5. Hispanic
6. Two or More Races

For the most recent 2010 census data, the race/ethnic origin breakdown for Si was:

Note: Any fields showing (S) means the data was suppressed for privacy so that the data does not in any way identify any specific individuals.

Since we have data from the previous census in 2000, we can also compare the values to see how the popularity of Si has changed in the 10 years between the two census surveys.

Data source

The last name data and ethnic breakdown of last names is sourced directly from the Decennial Census survey, conducted every 10 years by the United States Census Bureau.

The history and meaning of the name Si was researched and written by our team of onomatology and genealogy experts.

If you have a correction or suggestion to improve the history of Si, please contact us.

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