There are 5 Joshua's in the Bible:
1- Joshua, son of Nun, who scouted the land of Canaan, and from the Book of Joshua
2- The high priest associated with Zerubbabel in rebuilding the Temple
3- The owner of the field where the Ark of the Covenant was placed
4- The Governor of Jerusalem mentioned in 2 Kings
5- The Hebrew name for Jesus the Christ
The name Joshua comes from the Hebrew meaning the Lord saves. The Greek form of Joshua is Jesus and means the same.