Jayni is a distinctive girls' name in United States, ranking #11603 in 2011 with 9 recorded births. The name reached its all-time peak in 2003 with 10 births ranking #9987. Since 1996, the popularity has increased by 50.0%. In 2011, approximately 1 in every 195,423 girls born was named Jayni. RISING Recent data shows the name is currently rising.