Sion is a distinctive boys' name in United States, ranking #8856 in 1996 with 6 recorded births. This places Sion in the bottom 16% 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. In 1996, approximately 1 in every 315,706 boys born was named Sion. STABLE Recent data shows the name is currently stable.