Dyna is a distinctive girls' name in United States, ranking #17237 in 2005 with 5 recorded births. This places Dyna in the bottom 10% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1996 with 9 births ranking #9019. Since 1996, the popularity has decreased by 44.4%. In 2005, approximately 1 in every 369,540 girls born was named Dyna. FALLING Recent data shows the name is currently falling.