Sky is a moderately popular girls' name in England & Wales, ranking #404 in 2011 with 111 recorded births. The name reached its all-time peak in 2007 with 275 births ranking #197. Since 1996, the popularity has increased by 113.5%. In 2011, approximately 1 in every 2,895 girls born was named Sky. STABLE Recent data shows the name is currently stable.