Zeth is a distinctive boys' name in United States, ranking #2324 in 2005 with 51 recorded births. The name reached its all-time peak in 1999 with 59 births ranking #1748. Since 1996, the popularity has increased by 59.4%. In 2005, approximately 1 in every 39,160 boys born was named Zeth. FALLING Recent data shows the name is currently falling.