Japheth is a distinctive boys' name in United States, ranking #3435 in 2022 with 34 recorded births. The name reached its all-time peak in 2007 with 51 births ranking #2488. Since 1996, the popularity has increased by 78.9%. In 2022, approximately 1 in every 51,305 boys born was named Japheth. STABLE Recent data shows the name is currently stable.