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

Olczak, 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 Olczak surname is from the 2010 census data.

Popularity of Olczak in America

Olczak is the 55505th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Olczak surname appeared 370 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 Olczak.

We can also compare 2010 data for Olczak 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 Olczak

The surname Olczak is of Polish origin, dating back to the 16th century. It is believed to have originated from the Polish word "olcha," which means "alder tree." The name likely referred to someone who lived near an alder grove or worked with alder wood.

One of the earliest recorded instances of the name Olczak can be found in the historical records of the city of Krakow, where a certain Jan Olczak was mentioned as a resident in 1587. In the 17th century, the name appeared in the parish records of the village of Olczak, located in the Silesian region of Poland.

During the 18th century, the Olczak surname gained prominence when Franciszek Olczak (1744-1812) became a respected scholar and professor of mathematics at the University of Krakow. He authored several influential works on geometry and trigonometry.

Another notable figure bearing this surname was Stanisław Olczak (1824-1896), a Polish lawyer and politician who served as a member of the Prussian Parliament in the late 19th century. He was a vocal advocate for Polish independence and championed the rights of Polish citizens living under Prussian rule.

In the early 20th century, Józef Olczak (1885-1942) gained recognition as a renowned architect and urban planner. He designed several notable buildings in Warsaw and played a crucial role in the city's reconstruction efforts after World War I.

The name Olczak also has connections to various place names in Poland, such as the village of Olczaki in the Lublin region and the town of Olczak-Kolonia in the Masovian Voivodeship. These place names likely derived from the surname itself or were associated with individuals bearing the name.

It is worth noting that variations of the spelling, such as Olczyk or Olczyk, have also been recorded throughout history, reflecting regional linguistic differences or scribal errors in historical documents.

Race and ethnic origin of people with the last name Olczak

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

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

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

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