Gwendolyn is a moderately popular girls' name in United States, ranking #378 in 2023 with 814 recorded births. The name reached its all-time peak in 2019 with 852 births ranking #370. Since 1996, the popularity has increased by 188.7%. In 2023, approximately 1 in every 1,969 girls born was named Gwendolyn. STABLE Recent data shows the name is currently stable.