Thornton is a distinctive boys' name in United States, ranking #8190 in 2025 with 10 recorded births. The name reached its all-time peak in 1996 with 16 births ranking #4171. Since 1996, the popularity has decreased by 37.5%. In 2025, approximately 1 in every 170,808 boys born was named Thornton. RISING Recent data shows the name is currently rising.