How old is someone named Cecil?
The average Cecil is 62 years old.
Half of all living Cecils are between 50 and 77.
When was Cecil popular?
Cecil peaked in 1920 and has been given less and less ever since. Only 119 babies got the name in 2025.
Popular names of 1920 · The most popular names of the 1920s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1900s | 4,792 | 0 |
| 1910s | 17,799 | 0 |
| 1920s | 24,003 | 140 |
| 1930s | 17,253 | 2,200 |
| 1940s | 15,392 | 6,500 |
| 1950s | 12,287 | 8,100 |
| 1960s | 7,561 | 6,100 |
| 1970s | 4,255 | 3,800 |
| 1980s | 3,022 | 2,800 |
| 1990s | 1,726 | 1,700 |
| 2000s | 1,113 | 1,100 |
| 2010s | 1,016 | 1,000 |
| 2020s | 688 | 680 |
How many Cecils are still alive?
About 34,000 Cecils are alive in the US today. That's 30% of the roughly 110,000 babies named Cecil since 1880.
Most Cecils ever born have died: the name was most popular in 1920, long enough ago that many of those babies are gone.
What generation is the name Cecil?
About two in five living Cecils are Baby Boomers, born between 1946 and 1964.
Is Cecil an old name?
Yes. Cecil is older than 91 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Cecil will be 54 in 2056, so its average age will actually fall, as the youngest Cecils make up more of the total.
Is Cecil a boy or girl name?
Mostly boys: 97% of living Cecils are men.
Names the same age as Cecil
NAME TWIN
Cecil's name twin is Leroy. Of all 3,713 names on AgeByName, Leroy's age curve is the closest match to Cecil's: 97% alike.
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Questions about the name Cecil
How old is the average Cecil?
The average Cecil in the US is 62 years old. The median is 66, so half are older and half younger.
How many people are named Cecil?
About 34,000 Cecils are alive in the US today, out of roughly 110,000 babies given the name since 1880.
When was the name Cecil most popular?
In 1920, when about 2,700 baby boys were named Cecil.
Is Cecil a Boomer name?
Partly. Baby Boomers are the largest group, about 43% of living Cecils, but the name spans several generations.
Estimates from Social Security Administration baby-name records (births 1880–2025) and SSA cohort life tables (2026 Trustees Report). Updated each spring. How we calculate this