How common is the name Diane?

422,752 people in the United States have the first name Diane, about 1 in 714. It ranks #110 of 53,615 first names in the 2020 Census.

first name

DIANE

#110

of 53,615 first names recorded in the 2020 Census

People
422,752
About
1 in 714
This common or more
31.7%
Who bears it

Of the 422,752 people named Diane, 85.1% reported their origin as White, 7.1% as Black and 4.2% as Hispanic or Latino. Virtually all are female (99.9%). These count how people described themselves on the 2020 Census, not where the name comes from.

Diane peaked in 1955, when 23,343 babies got the name.

Births per year, SSA records 1880–2025
18982025
Peak year
1955
Births that year
23,343
In 2025*
66 ▼100%
Recorded as
almost entirely female

At least 520,034 babies have been given the name since 1898. Years SSA withheld, because fewer than 5 were born, are skipped rather than drawn as zero. * 2025 is the newest year published and it undercounts: a card application is filed some time after a birth.

Diane by decade

Among all names given to American babies, its best decade was the 1950s, when it ranked #36. The largest share of babies named Diane, 68%, were born during the baby boom (1946–1964).

1890s#3,21413
1900s#1,849108
1910s#1,280728
1920s#8292,310
1930s#20922,268
1940s#42123,200
1950s#36211,057
1960s#70114,777
1970s#23525,444
1980s#45311,270
1990s#9554,938
2000s#1,7952,403
2010s#3,4461,043
2020s#4,151475
Before 19010%
Greatest Generation 1901–270.3%
Silent Generation 1928–4515.2%
Baby boom 1946–6468%
Generation X 1965–8012.8%
Millennials 1981–962.7%
Generation Z 1997–120.7%
2013 and later0.2%

Rank counts both sexes together, among every name SSA recorded that decade; the number under it is births. The 2020s run only to 2025. Generation years follow Pew Research Center, which has not named a generation after 2012.

Where Diane is most common

Compared with all babies born in each state since 1910, Diane has been most common in Rhode Island (2.1×), Massachusetts (1.9×), and Wisconsin (1.8×), and least common in Nevada (0.33×).

515,506 births recorded by state, 1910–2025. 2× means twice as common as nationally. States with fewer than 30 such births are left blank, and SSA withholds any year with fewer than 5 in a state, so small states read low.

Spelled almost the same

8 first names in the 2020 Census spelled within a letter or two of Diane, most common first.

Also a last name

As a last name, Diane ranks #35,796 of 156,621, with 675 people. See Diane as a last name

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