Shanai is a distinctive girls' name in England & Wales, ranking #717 in 2006 with 43 recorded births. The name reached its all-time peak in 2006 with 43 births ranking #717. Since 1996, the popularity has increased by 760.0%. In 2006, approximately 1 in every 6,959 girls born was named Shanai. FALLING Recent data shows the name is currently falling.