Sky is a moderately popular girls' name in England & Wales, ranking #391 in 2001 with 80 recorded births. This places Sky in the top 7% of ranked UK girls' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 2007 with 275 births ranking #197. Since 1996, the popularity has increased by 53.8%. In 2001, approximately 1 in every 3,350 girls born was named Sky. STABLE Recent data shows the name is currently stable.