Jamason
Boys' nameMeaning not yet documented
Jamason has been given to 229 babies in the U.S. since 1972. It was used fewer than 5 times in 2025, so it doesn't appear in the latest year's list — today it's a genuinely uncommon pick. Its peak year was 2012, with 14 recorded.
Babies named Jamason, 2020
1 in 557,000
Jamason over time, 1880–2025
Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.
How common is Jamason?
Jamason had fewer than 5 recorded uses in 2025, so these figures use 2020, the last year it was published.
- Among all babies, 2020
- 1 in 557,000
- 6 of 3,342,313 births
- Among boys only
- 1 in 288,000
- <0.01% of boys
- Rank, 2020
- Unranked
- Fewer than 5 uses
- Coin-flip room size
- 386,120 kids
- Even odds of a second one
Where Jamason sits on the popularity scale
Chance at least one other child shares the name
If the other children were drawn at random from the 2020 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.
Put another way: gather 386,120 children born in 2020 and it's an even bet that one of them is another Jamason. In a class of 30 the chance is Under 1%.
When Jamasons were born
Half of everyone ever recorded as Jamason was born before 2004 — so the typical Jamason is around 21 today.
- Biggest decade
- 2010s
- 31.9% of all use
- Born in the last 25 years
- 61.1%
- A modern name
- Recorded since 1950
- 229
- People you could plausibly meet
2010s — 31.9% of all recorded uses (73).
Is Jamason rising or falling?
Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.
- Rank vs 1 year ago
- —
- Not ranked then
- Rank vs 5 years ago
- New entry
- Not ranked then
- Rank vs 10 years ago
- —
- Not ranked then
- Births vs 10 years ago
- —
- Not published both years
- Share of its own peak
- 0%
- Peak was 2012 (14)
- Years since peak
- 13
- Years
- Year-to-year steadiness
- Shifting
- 20.5% average annual change
Spellings of Jamason
Jamason is not the most common spelling — Jason is, with 54.9% against Jamason's 0.01%.
Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.
Jamason around the world
Where Jamason ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.
- South Australia2004–2004#589in 2004
Popularity data from Consumer and Business Services (South Australia). CBS SA data under CC BY 4.0.
Jamason by the numbers
The raw record for each sex the name is used for.
Names similar to Jamason
Matched on shared beginnings and endings, similar length, and comparable popularity.
Sibling names for Jamason
Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.