Josias is a distinctive boys' name in United States, ranking #1677 in 2007 with 91 recorded births. The name reached its all-time peak in 2025 with 247 births ranking #950. Since 1996, the popularity has increased by 175.8%. In 2007, approximately 1 in every 22,805 boys born was named Josias. RISING Recent data shows the name is currently rising.