Nephi is a distinctive boys' name in United States, ranking #5493 in 2000 with 13 recorded births. This places Nephi in the top 45% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2007 with 26 births ranking #3972. In 2000, approximately 1 in every 151,072 boys born was named Nephi. FALLING Recent data shows the name is currently falling.