Zeth is a distinctive boys' name in United States, ranking #3706 in 1998 with 20 recorded births. The name reached its all-time peak in 1999 with 59 births ranking #1748. Since 1996, the popularity has decreased by 37.5%. In 1998, approximately 1 in every 95,566 boys born was named Zeth. FALLING Recent data shows the name is currently falling.