Josaiah is a distinctive boys' name in United States, ranking #7491 in 2023 with 11 recorded births. The name reached its all-time peak in 2008 with 25 births ranking #4085. Since 1996, the popularity has increased by 57.1%. In 2023, approximately 1 in every 155,323 boys born was named Josaiah. RISING Recent data shows the name is currently rising.