How common is the surname Klaas?

1,289 people in the United States had the surname Klaas in the 2010 Census, about 1 in every 239,523 Americans. It ranked 20,565th of 162,253 surnames.

Who is the most famous person named Klaas?

Polly Klaas, American murder victim (1981–1993).

Where is the surname Klaas most common?

Wikidata records people named Klaas in the United States.

Is the surname Klaas getting more or less common?

More common. 1,187 people carried it in the 2000 Census and 1,289 in 2010, up 8.6%.

Is Klaas also a first name?

Yes. Klaas is used as a first name as well as a surname; its first-name page has the meaning and how many babies were given it.

The surname Klaas

A surname, carried by 1,289 people in the United States.

1 syllable Soundex K420 Also a first name

Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Klaas is more common than 87.3% of them.

How common it is

2010 US Census

There were 1,289 people named Klaas in the United States in 2010, about 1 in every 239,523 Americans. That is up 8.6% since 2000, when the Census counted 1,187.

#20,565

rank among US surnames

1,289

people in 2010

0.4

per 100,000 Americans

+8.6%

change since 2000 (was #20,711)

Rank	Surname	People	1 in
#20,565	Elmi	1,289	239,523
#20,574	Follmer	1,288	239,709

Who is named Klaas

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

98% of people named Klaas identified as white (not Hispanic), 1.3% as two or more races.

White (not Hispanic) 98%
Two or more races 1.3%
Hispanic or Latino (any race) 0.9%

The Census suppresses very small shares to protect privacy; Black, Asian & Pacific Islander are not shown.

Compare: most common surnames among white Americans.

Famous Klaass

1 notable person on Wikidata, most written-about first

Polly Klaas
American murder victim (1981–1993)

Spellings and sound-alikes

Useful when a record has your ancestor under another spelling

Surnames that sound like Klaas

Klaas has the Soundex code K420, the code US census indexes have used since the 1930s. Every surname with code K420.

Questions

How common is the surname Klaas?: 1,289 people in the United States had the surname Klaas in the 2010 Census, about 1 in every 239,523 Americans. It ranked 20,565th of 162,253 surnames.
What ethnicity is the surname Klaas?: In the 2010 Census, 98% of people named Klaas identified as white (not Hispanic), and 1.3% as two or more races.
Who is the most famous person named Klaas?: Polly Klaas, American murder victim (1981–1993).
Where is the surname Klaas most common?: Wikidata records people named Klaas in the United States.
Is the surname Klaas getting more or less common?: More common. 1,187 people carried it in the 2000 Census and 1,289 in 2010, up 8.6%.
Is Klaas also a first name?: Yes. Klaas is used as a first name as well as a surname; its first-name page has the meaning and how many babies were given it.