Iosua is a distinctive boys' name in United States, ranking #12757 in 2006 with 5 recorded births. This places Iosua in the bottom 9% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2001 with 7 births ranking #8649. In 2006, approximately 1 in every 411,024 boys born was named Iosua. RISING Recent data shows the name is currently rising.