Oona is a distinctive girls' name in United States, ranking #3984 in 2013 with 38 recorded births. The name reached its all-time peak in 2015 with 131 births ranking #1639. Since 1996, the popularity has increased by 111.1%. In 2013, approximately 1 in every 46,169 girls born was named Oona. FALLING Recent data shows the name is currently falling.