Riah, of Hebrew origin, means "rest", signifying tranquility and calmness. It is also sometimes associated with the biblical character Rahab, a woman who sheltered the Israelite spies in Joshua 2. Riah was popular among early Christians as a name for boys, but it has since become more commonly used for girls. In recent years, it has been seen on celebrity baby namelists, contributing to its growing popularity.
The name Riah experienced fluctuating popularity from the late 70s to present day, with a notable increase since around the year 2000. The highest number of babies named Riah were born in 2022 and 2023, totaling over 80 births combined.