Meaning of name Moriah

The names of some famous persons by the name Moriah (or its variants) are:

Moriah van Norman, born on 30 May, a famous water polo player. Moriah van Norman's background: An American water polo player for the University of Southern California, who won the Peter J. Cutino Award in 2004, recognized as the best female collegiate player in the nation. Her position is two-meter offense (center forward). Van Norman was a member of the U.S. Junior National Team, won gold at the 2005 FINA Junior World Championships and silver at the 2003 FINA Junior World Championships. She also played with the 2002 Pan-American Games championship team. Van Norman is a member of the U.S. National Team, which won silver at the 2005 FINA World Water Polo Championships.