How common is the surname Thomsen?

7,654 people in the United States had the surname Thomsen in the 2010 Census, about 1 in every 40,338 Americans. It ranked 4,635th of 162,253 surnames.

What ethnicity is the surname Thomsen?

In the 2010 Census, 95% of people named Thomsen identified as white (not Hispanic), and 1.7% as Hispanic or Latino (any race).

Who is the most famous person named Thomsen?

Christian Jürgensen Thomsen, archaeologist (1788-1865).

Where is the surname Thomsen most common?

Wikidata records people named Thomsen in the Kingdom of Denmark.

How do you pronounce Thomsen?

Thomsen is /ˈtɒmsən/, 2 syllables.

Is the surname Thomsen getting more or less common?

More common. 7,624 people carried it in the 2000 Census and 7,654 in 2010, up 0.4%.

The surname Thomsen

A Danish surname, carried by 7,654 people in the United States.

Pronounced /ˈtɒmsən/ 2 syllables Soundex T525

Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Thomsen is more common than 97.1% of them.

Origin

Danish origin

Borrowed from Danish Thomsen.

One of 50 Danish surnames on this site.

Origin from Wiktionary (CC BY-SA 4.0).

How common it is

2010 US Census

There were 7,654 people named Thomsen in the United States in 2010, about 1 in every 40,338 Americans. That is about the same as in 2000, when the Census counted 7,624.

#4,635

rank among US surnames

7,654

people in 2010

2.6

per 100,000 Americans

+0.4%

change since 2000 (was #4,305)

Rank	Surname	People	1 in
#4,627	Olds	7,670	40,254
#4,628	Isaacson	7,668	40,264
#4,629	Manson	7,663	40,290
#4,630	Flick	7,661	40,301
#4,631	Omar	7,660	40,306
#4,632	Janes	7,659	40,311
#4,633	Nakamura	7,658	40,317

Who is named Thomsen

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

95% of people named Thomsen identified as white (not Hispanic), 1.7% as Hispanic or Latino (any race) and 1.2% as two or more races.

White (not Hispanic) 95%
Hispanic or Latino (any race) 1.7%
Two or more races 1.2%
Asian and Pacific Islander 1.2%
American Indian and Alaska Native 0.4%
Black (not Hispanic) 0.2%

Compare: most common surnames among white Americans.

Famous Thomsens

1 notable person on Wikidata, most written-about first

Christian Jürgensen Thomsen
Archaeologist (1788-1865)

Spellings and sound-alikes

Useful when a record has your ancestor under another spelling

Variant spellings

Thompsen

Surnames that sound like Thomsen

Thomsen has the Soundex code T525, the code US census indexes have used since the 1930s. Every surname with code T525.

Other Danish surnames

All 50 Danish surnames

Questions

Where does the surname Thomsen come from?: Borrowed from Danish Thomsen.
How common is the surname Thomsen?: 7,654 people in the United States had the surname Thomsen in the 2010 Census, about 1 in every 40,338 Americans. It ranked 4,635th of 162,253 surnames.
What ethnicity is the surname Thomsen?: In the 2010 Census, 95% of people named Thomsen identified as white (not Hispanic), and 1.7% as Hispanic or Latino (any race).
Who is the most famous person named Thomsen?: Christian Jürgensen Thomsen, archaeologist (1788-1865).
Where is the surname Thomsen most common?: Wikidata records people named Thomsen in the Kingdom of Denmark.
How do you pronounce Thomsen?: Thomsen is /ˈtɒmsən/, 2 syllables.
Is the surname Thomsen getting more or less common?: More common. 7,624 people carried it in the 2000 Census and 7,654 in 2010, up 0.4%.
What are other spellings of Thomsen?: Thompsen.