Reia is a name of Hebrew origin, derived from the name Rehobam, which means God is my father in Hebrew. It is a variant of the name Rehobam, which was popularized by King Rehoboam I of Judah in the 10th century BC. The name Reia is associated with the biblical figure of Rehoboam, who was the son of King Solomon and the second king of Judah. He is mentioned in the book of 1 Kings as a wise and just ruler who tried to maintain the covenant with the Lord. The name Reia has been used in various forms throughout history, including Rehoboth, Rehobam, and Rehobah.