Ruairi is a distinctive boys' name in England & Wales, ranking #1021 in 2012 with 27 recorded births. The name reached its all-time peak in 2021 with 80 births ranking #496. Since 1996, the popularity has decreased by 18.2%. In 2012, approximately 1 in every 12,904 boys born was named Ruairi. STABLE Recent data shows the name is currently stable.