How old is someone named Thiago?
The average Thiago is 5 years old.
Half of all living Thiagos are between 2 and 8.
When was Thiago popular?
Thiago has been rising for years and peaked in 2025, so most Thiagos are still kids.
Popular names of 2025 · The most popular names of the 2020s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1980s | 36 | under 100 |
| 1990s | 107 | 110 |
| 2000s | 620 | 610 |
| 2010s | 10,303 | 10,000 |
| 2020s | 24,167 | 24,000 |
How many Thiagos are still alive?
About 35,000 Thiagos are alive in the US today. That's over 99% of the roughly 35,000 babies named Thiago since 1986.
Nearly every Thiago ever born is still alive, because almost all of them are young.
What generation is the name Thiago?
About nine in ten living Thiagos are in Gen Alpha, born in 2013 or later.
Is Thiago an old name?
No. Thiago is one of the youngest names around: younger than 100 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Thiago will be 19 in 2056, so the name is aging slowly.
Is Thiago a boy or girl name?
Almost entirely boys: 99.9% of living Thiagos are men.
Names the same age as Thiago
NAME TWIN
Thiago's name twin is Atlas. Of all 3,713 names on AgeByName, Atlas's age curve is the closest match to Thiago's: 92% alike.
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Questions about the name Thiago
How old is the average Thiago?
The average Thiago in the US is 5 years old. The median is 4, so half are older and half younger.
How many people are named Thiago?
About 35,000 Thiagos are alive in the US today, out of roughly 35,000 babies given the name since 1986.
When was the name Thiago most popular?
In 2025, when about 5,800 baby boys were named Thiago.
Is Thiago a Gen Alpha name?
Yes. About 96% of living Thiagos are in Gen Alpha, born in 2013 or later.
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