Ona is a distinctive girls' name in United States, ranking #5849 in 2012 with 23 recorded births. The name reached its all-time peak in 2015 with 39 births ranking #3903. Since 1996, the popularity has increased by 155.6%. In 2012, approximately 1 in every 76,554 girls born was named Ona. FALLING Recent data shows the name is currently falling.