Merlyn Boy & girl

How popular is Merlyn?

#11,928 girl name in 2025

7 baby girls were named Merlyn in the US in 2025, making it the 11928th most popular girl name. Another 6 boys got the name (#10,691 for boys).

Compare with other names
1,873living people named Merlyn (est.)
70median age of people named Merlyn
5,045babies named Merlyn since 1880
1 in 255,026US babies born in 2025

Merlyn popularity over time

075150 18801900192019401960198020002020

Boys Girls

Rank in 2025#11,928 for girls (▲ 3360 from 2024)
Babies in 20257 girls, 6 boys
10-year trendFalling (-42% babies vs 2015)
Earlier ranks#8,926 in 2015, #8,401 in 2020
Peak year1925 (41 girls)
Highest rank#1,150 in 1936
First recorded1912
Boys vs girls (last 10 years)31% boys, 69% girls
Chance a classmate shares it0.0% in a class of 25 kids born in 2025

Merlyn by decade

DecadeBaby girlsBest rank
1910s87#2,133
1920s294#1,210
1930s297#1,150
1940s235#1,549
1950s139#2,651
1960s66#3,919
1970s33#7,069
1980s58#5,890
1990s113#5,794
2000s156#5,952
2010s100#7,780
2020s57#8,401

Girl names about as popular as Merlyn

Questions

Is Merlyn a boy or girl name?
Merlyn is used for both. Over the last 10 years, 31% of babies named Merlyn were boys and 69% were girls.
How popular is the name Merlyn?
7 baby girls were named Merlyn in the US in 2025, making it the 11928th most popular girl name. Another 6 boys got the name (#10,691 for boys).
When was Merlyn most popular?
Merlyn peaked in 1925, when 41 girls were given the name. Its highest rank was #1,150 in 1936.
How many people are named Merlyn?
5,045 babies have been named Merlyn in the US since 1880. We estimate about 1,873 of them are alive in 2026, with a median age of 70.

Source: Social Security Administration baby name data, 1880 to 2025 (names given to at least 5 babies of a sex in a year). Living-people and median-age figures are our estimates using US life tables. How we calculate.