Dayna is a distinctive girls' name in United States, ranking #2347 in 2010 with 81 recorded births. The name reached its all-time peak in 1997 with 250 births ranking #828. Since 1996, the popularity has decreased by 63.8%. In 2010, approximately 1 in every 21,942 girls born was named Dayna. FALLING Recent data shows the name is currently falling.