Jennalyn is a distinctive girls' name in United States, ranking #6700 in 2006 with 19 recorded births. The name reached its all-time peak in 2005 with 25 births ranking #5171. Since 1996, the popularity has increased by 90.0%. In 2006, approximately 1 in every 100,056 girls born was named Jennalyn. RISING Recent data shows the name is currently rising.