Jason vs. Jayson: which name is older?
The average Jason is 42 and the average Jayson is 28, so Jason is the older name, by about 14 years.
Jason and Jayson sound alike, so the spelling is the clue: a Jason is more likely to have been born in the late 1970s, and a Jayson in the mid 2000s.
Jason
Jayson
When was each name popular?
Jason peaked first, in 1977 (in the late 1970s). Jayson peaked in 2004, 27 years later.
Which name is more common?
There are about 980,000 Jasons and about 34,000 Jaysons alive in the US, so there are about 28 times as many Jasons as Jaysons.
Boys or girls?
Both are boys' names: over 99% of living Jasons and over 99% of living Jaysons are men.
Names the same age as Jason
Names the same age as Jayson
More comparisons: Jason vs. Justin · Mason vs. Jason
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Jason or Jayson: questions
Which is older, Jason or Jayson?
The average Jason is 42 and the average Jayson is 28, so Jason is the older name, by about 14 years.
How old is the average Jason?
The average Jason in the US is 42; half of all living Jasons are between 37 and 51.
How old is the average Jayson?
The average Jayson in the US is 28; half of all living Jaysons are between 15 and 42.
Which is more common, Jason or Jayson?
There are about 980,000 Jasons and about 34,000 Jaysons alive in the US, so there are about 28 times as many Jasons as Jaysons.
Estimates from Social Security Administration baby-name records (births 1880–2025) and SSA cohort life tables (2026 Trustees Report). How we calculate this