Nikki is a distinctive girls' name in United States, ranking #2421 in 2019 with 74 recorded births. The name reached its all-time peak in 1996 with 691 births ranking #385. Since 1996, the popularity has decreased by 89.3%. In 2019, approximately 1 in every 22,670 girls born was named Nikki. FALLING Recent data shows the name is currently falling.