How common is the surname Koch?

49,395 people in the United States had the surname Koch in the 2010 Census, about 1 in every 6,251 Americans. It ranked 698th of 162,253 surnames.

What ethnicity is the surname Koch?

In the 2010 Census, 95% of people named Koch identified as white (not Hispanic), and 2.3% as Hispanic or Latino (any race).

Who is the most famous person named Koch?

David Koch, American billionaire heir and businessman (1940–2019), followed by Charles Koch.

Where is the surname Koch most common?

Wikidata records people named Koch in the United States, Austria and Germany and 3 other countries.

Is the surname Koch getting more or less common?

More common. 47,286 people carried it in the 2000 Census and 49,395 in 2010, up 4.5%.

The surname Koch

A German occupational surname, carried by 49,395 people in the United States.

Pronounced /koʊk/ 1 syllable Soundex K200

Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Koch is more common than 99.6% of them.

Origin

German origin

Borrowed from German Koch (“cook”), an occupational surname. Doublet of Cook and Kok.

Koch is an occupational surname: named after the work an ancestor did.

One of 1,101 German surnames on this site.

Origin from Wiktionary (CC BY-SA 4.0).

How common it is

2010 US Census

There were 49,395 people named Koch in the United States in 2010, about 1 in every 6,251 Americans. That is up 4.5% since 2000, when the Census counted 47,286.

#698

rank among US surnames

49,395

people in 2010

per 100,000 Americans

+4.5%

change since 2000 (was #657)

Rank	Surname	People	1 in
#689	O'Neill	50,028	6,171
#690	Savage	49,914	6,186
#691	Ho	49,817	6,198
#692	Beltran	49,776	6,203
#693	Pitts	49,740	6,207
#694	Parrish	49,733	6,208
#695	Ponce	49,549	6,231

Who is named Koch

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

95% of people named Koch identified as white (not Hispanic), 2.3% as Hispanic or Latino (any race) and 1.1% as two or more races.

White (not Hispanic) 95%
Hispanic or Latino (any race) 2.3%
Two or more races 1.1%
Asian and Pacific Islander 0.7%
American Indian and Alaska Native 0.3%
Black (not Hispanic) 0.3%

Compare: most common surnames among white Americans.

Famous Kochs

28 notable people on Wikidata, most written-about first

David Koch
American billionaire heir and businessman (1940–2019)
Charles Koch
American billionaire and businessman, born 1935
Cooper Koch
American actor and model, born 1996
Joseph Anton Koch
Austrian painter (1768-1839)
Julia Koch
American socialite and philanthropist, born 1962
Alexander Koch
American actor, born 1988
Christof Koch
American neuroscientist, born 1956
Fred Chase Koch
American chemical engineer and entrepreneur (1900–1967)
Bill Koch
American former cross-country skier and Nordic combined skier, born 1955
Thomas Koch
Austrian ice hockey player, born 1983
Thomaz Koch
Brazilian tennis player, born 1945
Des Koch
American discus thrower, 1932–1991

Notable Kochs come mostly from the United States (17), Austria (6) and Germany (1).

Spellings and sound-alikes

Useful when a record has your ancestor under another spelling

Surnames that sound like Koch

Koch has the Soundex code K200, the code US census indexes have used since the 1930s. Every surname with code K200.

Other German surnames

All 1,101 German surnames

Questions

Where does the surname Koch come from?: Borrowed from German Koch (“cook”), an occupational surname. Doublet of Cook and Kok.
How common is the surname Koch?: 49,395 people in the United States had the surname Koch in the 2010 Census, about 1 in every 6,251 Americans. It ranked 698th of 162,253 surnames.
What ethnicity is the surname Koch?: In the 2010 Census, 95% of people named Koch identified as white (not Hispanic), and 2.3% as Hispanic or Latino (any race).
Who is the most famous person named Koch?: David Koch, American billionaire heir and businessman (1940–2019), followed by Charles Koch.
Where is the surname Koch most common?: Wikidata records people named Koch in the United States, Austria and Germany and 3 other countries.
How do you pronounce Koch?: Koch is /koʊk/, one syllable.
What type of surname is Koch?: Koch is an occupational surname, named after the work an ancestor did.
Is the surname Koch getting more or less common?: More common. 47,286 people carried it in the 2000 Census and 49,395 in 2010, up 4.5%.