Nikki is a distinctive girls' name in United States, ranking #1063 in 2007 with 247 recorded births. The name reached its all-time peak in 1996 with 691 births ranking #385. Since 1996, the popularity has decreased by 64.3%. In 2007, approximately 1 in every 7,783 girls born was named Nikki. FALLING Recent data shows the name is currently falling.