Sion is a distinctive boys' name in United States, ranking #3485 in 2021 with 33 recorded births. This places Sion in the top 25% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2022 with 43 births ranking #2951. Since 1996, the popularity has increased by 450.0%. In 2021, approximately 1 in every 52,977 boys born was named Sion. STABLE Recent data shows the name is currently stable.