Oconnor is a distinctive boys' name in United States, ranking #11603 in 2020 with 6 recorded births. This places Oconnor in the bottom 17% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2015 with 8 births ranking #9335. In 2020, approximately 1 in every 287,511 boys born was named Oconnor. FALLING Recent data shows the name is currently falling.