Ruairi is a distinctive boys' name in England & Wales, ranking #760 in 2004 with 29 recorded births. The name reached its all-time peak in 2021 with 80 births ranking #496. Since 1996, the popularity has decreased by 12.1%. In 2004, approximately 1 in every 10,637 boys born was named Ruairi. STABLE Recent data shows the name is currently stable.