Rhianne is a distinctive girls' name in England & Wales, ranking #712 in 2004 with 40 recorded births. The name reached its all-time peak in 1996 with 112 births ranking #316. Since 1996, the popularity has decreased by 64.3%. In 2004, approximately 1 in every 7,146 girls born was named Rhianne. FALLING Recent data shows the name is currently falling.