Ria is a moderately popular girls' name in England & Wales, ranking #231 in 2002 with 178 recorded births. The name reached its all-time peak in 2005 with 253 births ranking #194. Since 1996, the popularity has increased by 50.8%. In 2002, approximately 1 in every 1,502 girls born was named Ria. FALLING Recent data shows the name is currently falling.