Whitni is a distinctive girls' name in United States, ranking #17989 in 2002 with 5 recorded births. The name reached its all-time peak in 1996 with 12 births ranking #7565. Since 1996, the popularity has decreased by 58.3%. In 2002, approximately 1 in every 359,364 girls born was named Whitni. STABLE Recent data shows the name is currently stable.