Rhys is a moderately popular boys' name in United States, ranking #412 in 2025 with 778 recorded births. The name reached its all-time peak in 2024 with 946 births ranking #354. Since 1996, the popularity has increased by 923.7%. In 2025, approximately 1 in every 2,195 boys born was named Rhys. FALLING Recent data shows the name is currently falling.