Ona is a distinctive girls' name in United States, ranking #5023 in 2011 with 28 recorded births. The name reached its all-time peak in 2015 with 39 births ranking #3903. Since 1996, the popularity has increased by 211.1%. In 2011, approximately 1 in every 62,814 girls born was named Ona. FALLING Recent data shows the name is currently falling.