Nikko is a distinctive boys' name in United States, ranking #1620 in 1999 with 67 recorded births. The name reached its all-time peak in 2021 with 216 births ranking #1018. Since 1996, the popularity has decreased by 22.1%. In 1999, approximately 1 in every 28,658 boys born was named Nikko. FALLING Recent data shows the name is currently falling.