Seth is a moderately popular boys' name in United States, ranking #489 in 2021 with 605 recorded births. The name reached its all-time peak in 2000 with 6,717 births ranking #63. Since 1996, the popularity has decreased by 84.4%. In 2021, approximately 1 in every 2,890 boys born was named Seth. FALLING Recent data shows the name is currently falling.