Zeth is a distinctive boys' name in United States, ranking #13908 in 2025 with 5 recorded births. The name reached its all-time peak in 1999 with 59 births ranking #1748. Since 1996, the popularity has decreased by 84.4%. In 2025, approximately 1 in every 341,615 boys born was named Zeth. FALLING Recent data shows the name is currently falling.