Nikki is a distinctive girls' name in United States, ranking #1604 in 2015 with 134 recorded births. The name reached its all-time peak in 1996 with 691 births ranking #385. Since 1996, the popularity has decreased by 80.6%. In 2015, approximately 1 in every 13,318 girls born was named Nikki. FALLING Recent data shows the name is currently falling.