Connelly is a distinctive boys' name in United States, ranking #10920 in 2006 with 6 recorded births. The name reached its all-time peak in 2020 with 12 births ranking #6705. Since 1996, the popularity has increased by 20.0%. In 2006, approximately 1 in every 342,520 boys born was named Connelly. STABLE Recent data shows the name is currently stable.