Gwendolyn is a moderately popular girls' name in United States, ranking #397 in 2021 with 794 recorded births. The name reached its all-time peak in 2019 with 852 births ranking #370. Since 1996, the popularity has increased by 181.6%. In 2021, approximately 1 in every 2,065 girls born was named Gwendolyn. STABLE Recent data shows the name is currently stable.