Gwendolen is a distinctive girls' name in United States, ranking #11601 in 2012 with 9 recorded births. The name reached its all-time peak in 2015 with 27 births ranking #5030. Since 1996, the popularity has increased by 80.0%. In 2012, approximately 1 in every 195,638 girls born was named Gwendolen. FALLING Recent data shows the name is currently falling.