How common is the surname Kozlowski?

10,358 people in the United States had the surname Kozlowski in the 2010 Census, about 1 in every 29,807 Americans. It ranked 3,449th of 162,253 surnames.

What ethnicity is the surname Kozlowski?

In the 2010 Census, 95% of people named Kozlowski identified as white (not Hispanic), and 2.6% as Hispanic or Latino (any race).

Who is the most famous person named Kozlowski?

Linda Kozlowski, American actress, followed by Dave Koz.

Where is the surname Kozlowski most common?

Wikidata records people named Kozlowski in the United States.

Is the surname Kozlowski getting more or less common?

About as common. 10,363 people carried it in the 2000 Census and 10,358 in 2010, a change of 0.0%.

The surname Kozlowski

A Polish surname, carried by 10,358 people in the United States.

3 syllables Soundex K242

Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Kozlowski is more common than 97.9% of them.

Origin

Polish origin

Borrowed from Polish Kozłowski; from kozioł ("goat").

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 10,358 people named Kozlowski in the United States in 2010, about 1 in every 29,807 Americans. That is about the same as in 2000, when the Census counted 10,363.

#3,449

rank among US surnames

10,358

people in 2010

3.5

per 100,000 Americans

change since 2000 (was #3,178)

Rank	Surname	People	1 in
#3,440	Grantham	10,379	29,747
#3,441	Fugate	10,375	29,759
#3,442	Noll	10,374	29,761
#3,443	Lafferty	10,373	29,764
#3,444	McMillen	10,371	29,770
#3,445	Healey	10,370	29,773
#3,447	Burge	10,364	29,790

Who is named Kozlowski

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

95% of people named Kozlowski identified as white (not Hispanic), 2.6% as Hispanic or Latino (any race) and 1.4% as two or more races.

White (not Hispanic) 95%
Hispanic or Latino (any race) 2.6%
Two or more races 1.4%
Asian and Pacific Islander 0.5%
American Indian and Alaska Native 0.3%
Black (not Hispanic) 0.2%

Compare: most common surnames among white Americans.

Famous Kozlowskis

2 notable people on Wikidata, most written-about first

Linda Kozlowski
American actress, born 1958
Dave Koz
American saxophonist, born 1963

Spellings and sound-alikes

Useful when a record has your ancestor under another spelling

Variant spellings

Koslosky
Koslowski

Kozlowski has the Soundex code K242, the code US census indexes have used since the 1930s. Every surname with code K242.

Other Polish surnames

All 304 Polish surnames

Questions

Where does the surname Kozlowski come from?: Borrowed from Polish Kozłowski; from kozioł ("goat").
How common is the surname Kozlowski?: 10,358 people in the United States had the surname Kozlowski in the 2010 Census, about 1 in every 29,807 Americans. It ranked 3,449th of 162,253 surnames.
What ethnicity is the surname Kozlowski?: In the 2010 Census, 95% of people named Kozlowski identified as white (not Hispanic), and 2.6% as Hispanic or Latino (any race).
Who is the most famous person named Kozlowski?: Linda Kozlowski, American actress, followed by Dave Koz.
Where is the surname Kozlowski most common?: Wikidata records people named Kozlowski in the United States.
Is the surname Kozlowski getting more or less common?: About as common. 10,363 people carried it in the 2000 Census and 10,358 in 2010, a change of 0.0%.
What are other spellings of Kozlowski?: Koslosky and Koslowski.