Sidak is a distinctive girls' name in United States, ranking #6581 in 2024 with 18 recorded births. This places Sidak in the top 37% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2025 with 22 births ranking #5690. In 2024, approximately 1 in every 89,622 girls born was named Sidak. STABLE Recent data shows the name is currently stable.