Ruairi is a distinctive boys' name in England & Wales, ranking #1206 in 2008 with 20 recorded births. The name reached its all-time peak in 2021 with 80 births ranking #496. Since 1996, the popularity has decreased by 39.4%. In 2008, approximately 1 in every 16,969 boys born was named Ruairi. STABLE Recent data shows the name is currently stable.