AgeName

How old is someone named Sheldon?

The average Sheldon is 46 years old.

Half of all living Sheldons are between 30 and 63.

Estimated alive
23.9K
Median age
45
Peak year
1992
Mostly
Millennials

Sheldon was at its most popular in the early 1990s. Parents have been moving away from it for decades, and 46 babies were named Sheldon in 2025.

Popular names of 1992 · The most popular names of the 1990s →

Show the numbers by decade
Babies named Sheldon by decade, and how many are estimated alive today
Born inBabies bornAlive today
1900s1260
1910s1,0370
1920s3,078under 100
1930s4,309530
1940s4,0571,700
1950s3,8452,500
1960s4,1093,300
1970s3,6333,300
1980s3,4263,200
1990s4,9954,800
2000s2,4952,500
2010s1,5791,600
2020s406400

How many Sheldons are still alive?

About 24,000 Sheldons are alive in the US today. That's 64% of the roughly 37,000 babies named Sheldon since 1881.

Roughly half of all Sheldons ever born are still living.

What generation is the name Sheldon?

About one in four living Sheldons are Millennials, born between 1981 and 1996.

See all Millennial names →

Is Sheldon an old name?

Somewhat. Sheldon is older than 74 in 100 names on AgeByName, but younger than plenty of classics.

Names that sound old →

Is Sheldon a boy or girl name?

Mostly boys: 98.1% of living Sheldons are men.

Names the same age as Sheldon

NAME TWIN

Sheldon's name twin is Shelton. Of all 3,713 names on AgeByName, Shelton's age curve is the closest match to Sheldon's: 92% alike.

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Questions about the name Sheldon

How old is the average Sheldon?

The average Sheldon in the US is 46 years old. The median is 45, so half are older and half younger.

How many people are named Sheldon?

About 24,000 Sheldons are alive in the US today, out of roughly 37,000 babies given the name since 1881.

When was the name Sheldon most popular?

In 1992, when about 620 baby boys were named Sheldon.

Is Sheldon a Millennial name?

Partly. Millennials are the largest group, about 27% of living Sheldons, 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