Sky is a moderately popular girls' name in England & Wales, ranking #486 in 2014 with 87 recorded births. The name reached its all-time peak in 2007 with 275 births ranking #197. Since 1996, the popularity has increased by 67.3%. In 2014, approximately 1 in every 3,525 girls born was named Sky. STABLE Recent data shows the name is currently stable.