Riann is a distinctive girls' name in United States, ranking #5196 in 2009 with 28 recorded births. The name reached its all-time peak in 2005 with 30 births ranking #4558. Since 1996, the popularity has increased by 133.3%. In 2009, approximately 1 in every 65,603 girls born was named Riann. FALLING Recent data shows the name is currently falling.