Boys' name · peaked in 2000
Seth name popularity since 1925
164,537 babies born in the US from 1925 to 2025 were named Seth. Half of them were born in 1996 or earlier, so the typical Seth is about 30 years old in 2026. Seth peaked in 2000 as the #63 name for boys, and it ranked #581 in 2025.
Key facts
- US babies since 1925
- 164,537
- Named Seth, 1925–2025
- In 2025
- #581
- for boys in 2025 (505 babies)
- Girls / boys
- 99.7% boys
- 495 girls · 164,042 boys
- Most popular in
- Alaska
- 2.55× its national share
Peak year is the year Seth 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.
Seth births per year, 1925–2025
2000 was the biggest year for Seth both by count and as a share of all babies.
- Fastest rise: Between 1971 and 1976, Seth became 3× more common, from 1 in 2,260 baby boys to 1 in 748.
- Steepest fall: Between 2006 and 2011, its share of baby boys fell by 48%, from 1 in 475 to 1 in 907.
Shaded on the chart. Both compare Seth's share of all US boys five years apart, counting only years with at least 100 babies named Seth.
Decade by decade
Babies named Seth 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 | 384 | – |
| 1930s | 0 | 612 | #842 |
| 1940s | 0 | 852 | #698 |
| 1950s | 0 | 2,101 | #505 |
| 1960s | 5 | 3,787 | #431 |
| 1970s | 85 | 16,584 | #136 |
| 1980s | 189 | 31,129 | #104 |
| 1990s | 103 | 42,213 | #97 |
| 2000s | 98 | 48,161 | #91 |
| 2010s | 15 | 14,671 | #270 |
| 2020–25 | 0 | 3,548 | #581 |
Ranks count every name given to at least 5 boys that year, so they can go past 1,000.
Generation fingerprint
42.2% of babies named Seth from 1925 to 2025 were born in the Gen Z years (1997–2012). The full split by generation:
Where Seth is most popular
The index compares Seth'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 Seth.
| State | Index | Babies |
|---|---|---|
| Alaska | 2.55× | 618 |
| Vermont | 2.22× | 603 |
| Wyoming | 2.13× | 469 |
| Utah | 1.98× | 2,746 |
| Idaho | 1.94× | 1,257 |
Names with a similar story
Of the other 499 names on this site, these six had the share of babies closest in shape to Seth's from 1925 to 2025, however common each one got. Each line is scaled to its own high; the dashed line is Seth.
Names from the same era
Other common names that peaked within two years of Seth (2000).
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