Ona is a distinctive girls' name in United States, ranking #7976 in 2009 with 16 recorded births. The name reached its all-time peak in 2015 with 39 births ranking #3903. Since 1996, the popularity has increased by 77.8%. In 2009, approximately 1 in every 114,804 girls born was named Ona. FALLING Recent data shows the name is currently falling.