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2025 data, released 8 May 2026

December

December was the 5768th most popular name for girls in 2025, given to 21 babies. Its best year was 1979, when it ranked 2736th; the most babies were born in 2012 (46). Over the last ten years it has moved down 1,981 places. More babies were named December in the 2010s than in any other decade.

Meaning Not yet researched how we research meanings

Rank in 2025
#5,768 girls, down 1,736 places since 2020
Babies in 2025
21girls
Girls and boys
Almost always a girl’s name2021–2025
Peak year
201246 babies
Total since 1880
1,619babies recorded

December popularity since 1880

012.52537.550 1900192019401960198020002020
Girls Babies per year, US, from Social Security records. Years with fewer than 5 babies show as zero.

A few boys are given the name too: 11 since 2016.

YearRank (girls)Babies (girls)
2025#5,76821
2020#4,03235
2010#4,63831
2000#4,44127
1990#4,73620
1980#3,23826
1970#8,2625
1960#6,5695
1950——
1940——
1930——
1920——
1910——
1900——
1890——
1880——

How popular is December, counting every spelling?

December has no other common spelling that sounds the same.

How many kids will share the name December?

21 of the 3,606,400 babies born in the US in 2025 were named December (0.01 per 1,000 births). For a girl named December born in 2025, the chance that another child with the same name is in a class of 20 children the same age is under 1 in 50. If every grade liked the name as much as the 2025 babies do, only about one elementary school in 401 (of 430 pupils) would have a child named December.

Chance of another December in a class of 20under 1 in 50US, born 2025

Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.

How old are people named December?

About 1,600 people born in the US named December are alive today, with a median age of 24; half are between 12 and 38. That makes December mostly worn by children and young adults.

0–910–1920–2930–3940–4950–5960–6970–7980–8990+
Estimated people alive in the US with the name, by age, mid-2026. The darker bar holds the median age.

Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.

Names with a similar history

These names rose and fell in step with December: their share of US girls followed the most similar curve since 1880. If you like December, they share its era and feel.

Questions about the name December

How popular is the name December?

December was the 5768th most popular name for girls in 2025, given to 21 babies. Its best year was 1979, when it ranked 2736th; the most babies were born in 2012 (46). Over the last ten years it has moved down 1,981 places. More babies were named December in the 2010s than in any other decade.

Is December a boy or girl name?

In 2021–2025, almost always a girl’s name given the name December in the US.