Rhia is a distinctive girls' name in England & Wales, ranking #1241 in 2016 with 27 recorded births. The name reached its all-time peak in 2010 with 47 births ranking #773. Since 1996, the popularity has increased by 80.0%. In 2016, approximately 1 in every 11,375 girls born was named Rhia. FALLING Recent data shows the name is currently falling.