Jayna is a distinctive girls' name in United States, ranking #1438 in 2000 with 128 recorded births. The name reached its all-time peak in 2006 with 179 births ranking #1312. Since 1996, the popularity has increased by 64.1%. In 2000, approximately 1 in every 14,187 girls born was named Jayna. FALLING Recent data shows the name is currently falling.