Spellings
Jason or Jayson?
In the US in 2025, 83% of babies in this name family were spelled Jason and 14% Jayson. Same name, slightly different impression: here are the figures for each spelling.
Ten years ago
Jason already led in 2015, with 84% of the family's births; it has 83% in 2025. All spellings together, the family went from 5,965 to 2,682 births (−55%).
| Spelling | 2015 | 2025 | Change |
|---|---|---|---|
| Jason | 5,025 | 2,224 | −56% |
| Jayson | 763 | 384 | −50% |
| Jaycen | 61 | 44 | −28% |
| Jacen | 116 | 30 | −74% |
How they sound
All of these spellings are said the same way: /ˈdʒeɪsən/ (JAY-sun). So the choice is about how it looks: it is the spelling people will read on a birth card, a name tag or an email address, and the one your child will sometimes spell out.
In France
In France in 2025: Jason 55 births (#711 among boys) and Jayson 45 births (#840 among boys). The other spellings are not given there often enough to be counted.
Sources: Social Security Administration (SSA), Insee (France), 2025 data. How we calculate these figures.
Which spelling is yours?
The one-minute style quiz.