How old is someone named Jeffrey?
The average Jeffrey is 53 years old.
Half of all living Jeffreys are between 44 and 64.
When was Jeffrey popular?
Jeffrey was at its most popular in the early 1960s. Parents have been moving away from it for decades, and 544 babies were named Jeffrey in 2025.
Popular names of 1962 · The most popular names of the 1960s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1910s | 147 | 0 |
| 1920s | 263 | 0 |
| 1930s | 903 | 170 |
| 1940s | 34,463 | 16,000 |
| 1950s | 185,040 | 130,000 |
| 1960s | 302,954 | 240,000 |
| 1970s | 203,818 | 180,000 |
| 1980s | 145,673 | 140,000 |
| 1990s | 67,170 | 65,000 |
| 2000s | 25,956 | 26,000 |
| 2010s | 12,751 | 13,000 |
| 2020s | 3,956 | 3,900 |
How many Jeffreys are still alive?
About 810,000 Jeffreys are alive in the US today. That's 83% of the roughly 980,000 babies named Jeffrey since 1885.
Most Jeffreys ever born are still alive.
What generation is the name Jeffrey?
About two in five living Jeffreys are Gen Xers, born between 1965 and 1980.
Is Jeffrey an old name?
Yes. Jeffrey is older than 81 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Jeffrey will be 71 in 2056, so the name is getting older.
Is Jeffrey a boy or girl name?
Almost entirely boys: 99.6% of living Jeffreys are men.
Names the same age as Jeffrey
NAME TWIN
Jeffrey's name twin is Renee. Of all 3,713 names on AgeByName, Renee's age curve is the closest match to Jeffrey's: 96% alike.
Other spellings: Jeffry (55)
Think you can guess a Gary's age?
Ten names, one slider each. Share your score.
Questions about the name Jeffrey
How old is the average Jeffrey?
The average Jeffrey in the US is 53 years old. The median is 56, so half are older and half younger.
How many people are named Jeffrey?
About 810,000 Jeffreys are alive in the US today, out of roughly 980,000 babies given the name since 1885.
When was the name Jeffrey most popular?
In 1962, when about 34,000 baby boys were named Jeffrey.
Is Jeffrey a Gen X name?
Partly. Gen X are the largest group, about 39% of living Jeffreys, 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