How common is the surname Kopacz?

1,358 people in the United States had the surname Kopacz in the 2010 Census, about 1 in every 227,353 Americans. It ranked 19,803rd of 162,253 surnames.

Who is the most famous person named Kopacz?

Joseph R. Kopacz, American bishop.

Where is the surname Kopacz most common?

Wikidata records people named Kopacz in the United States.

Is the surname Kopacz getting more or less common?

More common. 1,303 people carried it in the 2000 Census and 1,358 in 2010, up 4.2%.

The surname Kopacz

A Polish surname, carried by 1,358 people in the United States.

2 syllables Soundex K120

Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Kopacz is more common than 87.8% of them.

Origin

Polish origin

Borrowed from Polish Kopacz.

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 1,358 people named Kopacz in the United States in 2010, about 1 in every 227,353 Americans. That is up 4.2% since 2000, when the Census counted 1,303.

#19,803

rank among US surnames

1,358

people in 2010

0.5

per 100,000 Americans

+4.2%

change since 2000 (was #19,248)

Rank	Surname	People	1 in
#19,796	Rua	1,359	227,186
#19,803	Cahn	1,358	227,353

Who is named Kopacz

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

96% of people named Kopacz identified as white (not Hispanic), 1.4% as two or more races.

White (not Hispanic) 96%
Two or more races 1.4%
Asian and Pacific Islander 0.7%
Hispanic or Latino (any race) 0.7%
Black (not Hispanic) 0.5%
American Indian and Alaska Native 0.4%

Compare: most common surnames among white Americans.

Famous Kopaczs

1 notable person on Wikidata, most written-about first

Joseph R. Kopacz
American bishop, born 1950

Spellings and sound-alikes

Useful when a record has your ancestor under another spelling

Surnames that sound like Kopacz

Kopacz has the Soundex code K120, the code US census indexes have used since the 1930s. Every surname with code K120.

Other Polish surnames

All 304 Polish surnames

Questions

Where does the surname Kopacz come from?: Borrowed from Polish Kopacz.
How common is the surname Kopacz?: 1,358 people in the United States had the surname Kopacz in the 2010 Census, about 1 in every 227,353 Americans. It ranked 19,803rd of 162,253 surnames.
What ethnicity is the surname Kopacz?: In the 2010 Census, 96% of people named Kopacz identified as white (not Hispanic), and 1.4% as two or more races.
Who is the most famous person named Kopacz?: Joseph R. Kopacz, American bishop.
Where is the surname Kopacz most common?: Wikidata records people named Kopacz in the United States.
Is the surname Kopacz getting more or less common?: More common. 1,303 people carried it in the 2000 Census and 1,358 in 2010, up 4.2%.