Westyn is a distinctive girls' name in United States, ranking #14868 in 2010 with 7 recorded births. This places Westyn in the bottom 25% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2016 with 22 births ranking #5975. In 2010, approximately 1 in every 253,904 girls born was named Westyn. FALLING Recent data shows the name is currently falling.