Westyn is a distinctive girls' name in United States, ranking #10389 in 2012 with 11 recorded births. This places Westyn in the bottom 47% 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 2012, approximately 1 in every 160,067 girls born was named Westyn. FALLING Recent data shows the name is currently falling.