Winni is a distinctive girls' name in United States, ranking #14030 in 2017 with 7 recorded births. This places Winni in the bottom 24% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2006 with 15 births ranking #8218. In 2017, approximately 1 in every 246,554 girls born was named Winni. FALLING Recent data shows the name is currently falling.