How common is the surname Dietz?

18,720 people in the United States had the surname Dietz in the 2010 Census, about 1 in every 16,493 Americans. It ranked 1,925th of 162,253 surnames.

What ethnicity is the surname Dietz?

In the 2010 Census, 95% of people named Dietz identified as white (not Hispanic), and 2.5% as Hispanic or Latino (any race).

Who is the most famous person named Dietz?

George Dietz, American rower (1880-1965), followed by Michaela Dietz.

Where is the surname Dietz most common?

Wikidata records people named Dietz in the United States, South Korea and Austria.

Is the surname Dietz getting more or less common?

More common. 18,568 people carried it in the 2000 Census and 18,720 in 2010, up 0.8%.

The surname Dietz

A surname, carried by 18,720 people in the United States.

1 syllable Soundex D320

Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Dietz is more common than 98.8% of them.

Origin

From the Middle High German and Old High German surname, a diminutive of Proto-Germanic *Þeudōrīks, related to Dietrich.

Origin from Wiktionary (CC BY-SA 4.0).

How common it is

2010 US Census

There were 18,720 people named Dietz in the United States in 2010, about 1 in every 16,493 Americans. That is up 0.8% since 2000, when the Census counted 18,568.

#1,925

rank among US surnames

18,720

people in 2010

6.3

per 100,000 Americans

+0.8%

change since 2000 (was #1,768)

Rank	Surname	People	1 in
#1,916	Diehl	18,815	16,410
#1,917	Alarcon	18,805	16,418
#1,918	Hedrick	18,804	16,419
#1,919	Toney	18,787	16,434
#1,920	Cheung	18,765	16,453
#1,921	Darby	18,757	16,460
#1,922	Thorne	18,738	16,477

Who is named Dietz

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

95% of people named Dietz identified as white (not Hispanic), 2.5% as Hispanic or Latino (any race) and 1.3% as two or more races.

White (not Hispanic) 95%
Hispanic or Latino (any race) 2.5%
Two or more races 1.3%
Asian and Pacific Islander 0.7%
Black (not Hispanic) 0.4%
American Indian and Alaska Native 0.4%

Compare: most common surnames among white Americans.

Famous Dietzs

9 notable people on Wikidata, most written-about first

George Dietz
American rower (1880-1965)
Michaela Dietz
American voice actress, born 1982
Robert Sinclair Dietz
American scientist (1914–1995)
John Dietz
American sport shooter (1870–1939)
Michael Dietz
American actor, born 1971
William C. Dietz
American science fiction writer (1945–2026)
Howard Dietz
American publicist, lyricist, and librettist (1896-1983)
Eileen Dietz
American actress, born 1945
Johanna Dohnal
Austrian feminist and politician of the SPÖ (1939-2010)

Notable Dietzs come mostly from the United States (7), South Korea (1) and Austria (1).

Spellings and sound-alikes

Useful when a record has your ancestor under another spelling

Surnames that sound like Dietz

Dietz has the Soundex code D320, the code US census indexes have used since the 1930s. Every surname with code D320.

Questions

Where does the surname Dietz come from?: From the Middle High German and Old High German surname, a diminutive of Proto-Germanic *Þeudōrīks, related to Dietrich.
How common is the surname Dietz?: 18,720 people in the United States had the surname Dietz in the 2010 Census, about 1 in every 16,493 Americans. It ranked 1,925th of 162,253 surnames.
What ethnicity is the surname Dietz?: In the 2010 Census, 95% of people named Dietz identified as white (not Hispanic), and 2.5% as Hispanic or Latino (any race).
Who is the most famous person named Dietz?: George Dietz, American rower (1880-1965), followed by Michaela Dietz.
Where is the surname Dietz most common?: Wikidata records people named Dietz in the United States, South Korea and Austria.
Is the surname Dietz getting more or less common?: More common. 18,568 people carried it in the 2000 Census and 18,720 in 2010, up 0.8%.