Niki is a distinctive girls' name in United States, ranking #2866 in 2001 with 51 recorded births. The name reached its all-time peak in 1996 with 94 births ranking #1637. Since 1996, the popularity has decreased by 45.7%. In 2001, approximately 1 in every 35,305 girls born was named Niki. FALLING Recent data shows the name is currently falling.