People with the first name Seth
144,312
About 1 in 2,297 Americans had this first name in the 2020 Census.
Measured, privacy-protected national Census count—not a total of historical baby-name records.
U.S. first-name statistics
How common is Seth?
Seth was the #391 most frequent first name in the 2020 Census.
National rank
#391
More common than 99.3% of listed first names
Peak year
2000
6,725 SSA-recorded births
2025 births
505
#1,159 across first names
Census frequency
1 in 2,297
Across the 2020 U.S. population
Sex distribution
Reported in the 2020 Census first-name table.
99.8% male0.2% female
Demographic distribution
Aggregated race and Hispanic-origin reporting in the 2020 Census name table.
Reading the result
Seth across two different records
The Census count answers “how many people had this name?” using a national snapshot of living residents in 2020. The SSA series answers “when was this name popular?” using Social Security card applications associated with births.
Seth reached its highest published annual SSA count in 2000, with 6,725 recorded births. In 2025, SSA recorded 505 babies with the name.
Names do not determine a person’s identity. Demographic percentages above describe national aggregates and should never be applied to an individual.
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