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

Iwaniec, 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 Iwaniec surname is from the 2010 census data.

Popularity of Iwaniec in America

Iwaniec is the 86981st most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Iwaniec surname appeared 214 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 Iwaniec.

We can also compare 2010 data for Iwaniec 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 Iwaniec

The surname "IWANIEC" is of Polish origin, tracing its roots back to the medieval period in the region of Lesser Poland, which is now part of southern Poland. The name is derived from the Polish given name "Iwan," a variation of the Slavic name "Ivan," which means "young warrior" or "God is gracious."

One of the earliest recorded instances of the surname "IWANIEC" can be found in the 15th century Polish tax records, known as the "Akta Grodzkie." These records mention several individuals bearing this surname in the villages around the city of Krakow. The name was likely adopted as a patronymic, indicating the son or descendant of someone named Iwan.

In the 16th century, the surname "IWANIEC" appeared in the parish records of the town of Kalwaria Zebrzydowska, located in the Małopolska region of Poland. One notable individual from this period was Jan Iwaniec (1520-1585), a local landowner and respected member of the community.

During the 17th century, the surname "IWANIEC" gained prominence in the city of Lublin, where several members of the family were involved in the local trade guilds. One of the most prominent figures from this era was Marcin Iwaniec (1642-1712), a successful merchant and philanthropist who contributed to the construction of several churches and charitable institutions in the city.

In the 18th century, the surname "IWANIEC" was found in the records of the Polish nobility, indicating that some members of the family had achieved notable status and wealth. One such individual was Stefan Iwaniec (1720-1795), a landowner and military officer who served in the Polish-Lithuanian Commonwealth's army during the reign of King Stanisław August Poniatowski.

The 19th century saw the surname "IWANIEC" spread beyond the borders of Poland, as many individuals bearing this name emigrated to other parts of Europe and the Americas. One notable example is Józef Iwaniec (1840-1917), a Polish immigrant to the United States who settled in Chicago and worked as a carpenter, contributing to the city's rapid growth during the late 19th century.

Other notable individuals with the surname "IWANIEC" include Tadeusz Iwaniec (1921-2016), a Polish mathematician and professor at the University of Warsaw, known for his contributions to the field of analytic number theory, and Janusz Iwaniec (1950-), a Polish-American mathematician and professor at Syracuse University, recognized for his work in harmonic analysis and partial differential equations.

Race and ethnic origin of people with the last name Iwaniec

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

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 Iwaniec 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 Iwaniec 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 Iwaniec was researched and written by our team of onomatology and genealogy experts.

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

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