Ria is a moderately popular girls' name in England & Wales, ranking #231 in 2001 with 171 recorded births. The name reached its all-time peak in 2005 with 253 births ranking #194. Since 1996, the popularity has increased by 44.9%. In 2001, approximately 1 in every 1,567 girls born was named Ria. FALLING Recent data shows the name is currently falling.