Nephi is a distinctive boys' name in United States, ranking #7990 in 2018 with 10 recorded births. The name reached its all-time peak in 2007 with 26 births ranking #3972. Since 1996, the popularity has decreased by 28.6%. In 2018, approximately 1 in every 181,547 boys born was named Nephi. FALLING Recent data shows the name is currently falling.