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2025 data, released 8 May 2026

Allyn

Allyn was the 12001st most popular name for girls in 2025, given to 7 babies. Its best year was 1951, when it ranked 988th with 89 babies. Over the last ten years it has moved down 5,960 places. More babies were named Allyn in the 1950s than in any other decade.

Meaning Not yet researched how we research meanings

Rank in 2025
#12,001 girls, down 2,411 places since 2020
Babies in 2025
7girls
Girls and boys
70% girls, 30% boys2021–2025
Peak year
195189 babies
Total since 1880
5,138babies recorded

Allyn popularity since 1880

0255075100 1900192019401960198020002020
GirlsBoys Babies per year, US, from Social Security records. Years with fewer than 5 babies show as zero.
YearRank (girls)Rank (boys)Babies (girls)Babies (boys)
2025#12,001—7—
2020#9,590—10—
2010#9,260#7,1011211
2000#5,156#6,3342210
1990#2,961#2,2573831
1980#4,152#2,1131825
1970#7,087#1,700626
1960#2,247#1,2422740
1950#1,145#1,0066548
1940#4,367#939546
1930#4,565#1,069542
1920—#1,543—24
1910—#1,594—5
1900————
1890————
1880————

How popular is Allyn, counting every spelling?

Allyn is the most common spelling of a name family that had 14 girls in 2025 across its spellings. Together these spellings went to 14 girls in 2025.

SpellingBabies 2025Official rankBabies 2021–2025
Allyn7#12,00143

Spellings count together when they sound the same in American English and are used for the same sex; nicknames and forms that sound different (such as Theo and Theodore) are kept apart. How we group spellings.

How many kids will share the name Allyn?

7 of the 3,606,400 babies born in the US in 2025 were named Allyn (0.00 per 1,000 births). For a girl named Allyn 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 1,224 (of 430 pupils) would have a child named Allyn.

Chance of another Allyn 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 Allyn?

About 1,600 people born in the US named Allyn are alive today, with a median age of 41; half are between 27 and 67. That makes Allyn mostly worn by adults in their thirties to fifties. The wide spread shows a name popular in two different eras.

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 Allyn: their share of US girls followed the most similar curve since 1880. If you like Allyn, they share its era and feel.

Questions about the name Allyn

How popular is the name Allyn?

Allyn was the 12001st most popular name for girls in 2025, given to 7 babies. Its best year was 1951, when it ranked 988th with 89 babies. Over the last ten years it has moved down 5,960 places. More babies were named Allyn in the 1950s than in any other decade.

Is Allyn a boy or girl name?

In 2021–2025, 70% girls, 30% boys given the name Allyn in the US.