Boys' name · peaked in 1990
Jonathon name popularity since 1925
65,781 babies born in the US from 1925 to 2025 were named Jonathon. Half of them were born in 1990 or earlier, so the typical Jonathon is about 36 years old in 2026. Jonathon peaked in 1990 as the #124 name for boys, and it was outside the top 1,000 in 2025.
Key facts
- US babies since 1925
- 65,781
- Named Jonathon, 1925–2025
- In 2025
- Not top 1,000
- #1,488 for boys in 2025
- Girls / boys
- 99.7% boys
- 224 girls · 65,557 boys
- Most popular in
- Indiana
- 2.08× its national share
Peak year is the year Jonathon made up the largest share of US boys, in records going back to 1880. Typical age is based on births from 1925 on, not on who is living today.
Jonathon births per year, 1925–2025
1990 was the biggest year for Jonathon both by count and as a share of all babies.
- Fastest rise: Between 1966 and 1971, Jonathon became 2.4× more common, from 1 in 7,280 baby boys to 1 in 3,080.
- Steepest fall: Between 2008 and 2013, its share of baby boys fell by 50%, from 1 in 3,330 to 1 in 6,610.
Shaded on the chart. Both compare Jonathon's share of all US boys five years apart, counting only years with at least 100 babies named Jonathon.
Decade by decade
Babies named Jonathon in each decade, and its rank among boys' names in the middle year of the decade (1935, 1945 … 2025).
| Decade | Girls | Boys | Rank |
|---|---|---|---|
| 1925–29 | 0 | 33 | – |
| 1930s | 0 | 47 | Under 5 |
| 1940s | 0 | 344 | #1,152 |
| 1950s | 0 | 1,253 | #598 |
| 1960s | 0 | 2,524 | #495 |
| 1970s | 17 | 7,200 | #265 |
| 1980s | 135 | 19,576 | #139 |
| 1990s | 59 | 21,429 | #166 |
| 2000s | 13 | 9,570 | #331 |
| 2010s | 0 | 2,825 | #877 |
| 2020–25 | 0 | 756 | #1,488 |
Ranks count every name given to at least 5 boys that year, so they can go past 1,000. "Under 5" means fewer than 5 boys got the name.
Generation fingerprint
52.5% of babies named Jonathon from 1925 to 2025 were born in the Millennial years (1981–1996). The full split by generation:
Where Jonathon is most popular
The index compares Jonathon's share of babies in each state with its share nationwide, 1925–2025 (1.50× = 50% more common). States with at least 300 babies named Jonathon.
| State | Index | Babies |
|---|---|---|
| Indiana | 2.08× | 3,114 |
| Michigan | 1.96× | 4,745 |
| Wisconsin | 1.64× | 2,043 |
| Kentucky | 1.51× | 1,601 |
| Ohio | 1.48× | 4,310 |
Other spellings
Spellings that sound like Jonathon and were given to at least 1,000 boys from 1925 to 2025, with the year each one was most popular.
| Spelling | Boys | Peak year |
|---|---|---|
| Jonathon (this page) | 65,557 | 1990 |
| Jonathan | 869,202 | 1985 |
| Johnathon | 25,595 | 1990 |
| Jonathen | 1,507 | 2000 |
Names with a similar story
Of the other 1999 names on this site, these six had the share of babies closest in shape to Jonathon's from 1925 to 2025, however common each one got. Each line is scaled to its own high; the dashed line is Jonathon.
Names from the same era
Other common names that peaked within two years of Jonathon (1990).
Source: U.S. Social Security Administration national and state baby-name data, which covers names given to at least 5 babies of one sex in a year. About the data