Tyas is a distinctive boys' name in United States, ranking #12197 in 2001 with 5 recorded births. This places Tyas in the bottom 1% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1999 with 10 births ranking #6496. In 2001, approximately 1 in every 388,566 boys born was named Tyas. STABLE Recent data shows the name is currently stable.