How common is the surname Kowalczyk?

5,615 people in the United States had the surname Kowalczyk in the 2010 Census, about 1 in every 54,986 Americans. It ranked 6,107th of 162,253 surnames.

What ethnicity is the surname Kowalczyk?

In the 2010 Census, 97% of people named Kowalczyk identified as white (not Hispanic), and 2.1% as Hispanic or Latino (any race).

Who is the most famous person named Kowalczyk?

Józef Kowalczyk, Archbishop of Gniezno, primate of Poland, followed by Ed Kowalczyk.

Where is the surname Kowalczyk most common?

Wikidata records people named Kowalczyk in Poland and the United States.

Is the surname Kowalczyk getting more or less common?

More common. 5,425 people carried it in the 2000 Census and 5,615 in 2010, up 3.5%.

The surname Kowalczyk

A Polish surname, carried by 5,615 people in the United States.

3 syllables Soundex K422

Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Kowalczyk is more common than 96.2% of them.

Origin

Polish origin

Borrowed from Polish Kowalczyk.

One of 304 Polish surnames on this site.

Origin from Wiktionary (CC BY-SA 4.0).

How common it is

2010 US Census

There were 5,615 people named Kowalczyk in the United States in 2010, about 1 in every 54,986 Americans. That is up 3.5% since 2000, when the Census counted 5,425.

#6,107

rank among US surnames

5,615

people in 2010

1.9

per 100,000 Americans

+3.5%

change since 2000 (was #5,844)

Rank	Surname	People	1 in
#6,098	Coria	5,625	54,888
#6,100	Franzen	5,621	54,927
#6,102	Elizalde	5,620	54,937
#6,103	Agosto	5,619	54,947
#6,104	Laroche	5,618	54,956
#6,105	Honaker	5,617	54,966
#6,106	McComb	5,616	54,976

Who is named Kowalczyk

Race and Hispanic origin as people reported it in the 2010 Census

97% of people named Kowalczyk identified as white (not Hispanic), 2.1% as Hispanic or Latino (any race).

White (not Hispanic) 97%
Hispanic or Latino (any race) 2.1%
Two or more races 0.6%
Asian and Pacific Islander 0.4%
Black (not Hispanic) 0.2%
American Indian and Alaska Native 0.1%

Compare: most common surnames among white Americans.

Famous Kowalczyks

2 notable people on Wikidata, most written-about first

Józef Kowalczyk
Archbishop of Gniezno, primate of Poland, 1938–2025
Ed Kowalczyk
American musician, born 1971

Notable Kowalczyks come mostly from Poland (1) and the United States (1).

Other Polish surnames

All 304 Polish surnames

Questions

Where does the surname Kowalczyk come from?: Borrowed from Polish Kowalczyk.
How common is the surname Kowalczyk?: 5,615 people in the United States had the surname Kowalczyk in the 2010 Census, about 1 in every 54,986 Americans. It ranked 6,107th of 162,253 surnames.
What ethnicity is the surname Kowalczyk?: In the 2010 Census, 97% of people named Kowalczyk identified as white (not Hispanic), and 2.1% as Hispanic or Latino (any race).
Who is the most famous person named Kowalczyk?: Józef Kowalczyk, Archbishop of Gniezno, primate of Poland, followed by Ed Kowalczyk.
Where is the surname Kowalczyk most common?: Wikidata records people named Kowalczyk in Poland and the United States.
Is the surname Kowalczyk getting more or less common?: More common. 5,425 people carried it in the 2000 Census and 5,615 in 2010, up 3.5%.