Wendy is a moderately popular girls' name in United States, ranking #339 in 1998 with 867 recorded births. The name reached its all-time peak in 2001 with 1,255 births ranking #253. Since 1996, the popularity has decreased by 10.5%. In 1998, approximately 1 in every 2,038 girls born was named Wendy. STABLE Recent data shows the name is currently stable.