Sky is a moderately popular girls' name in England & Wales, ranking #493 in 1998 with 57 recorded births. This places Sky in the top 10% 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. In 1998, approximately 1 in every 5,073 girls born was named Sky. STABLE Recent data shows the name is currently stable.