Claim: The United States Board on Geographic Names named the stream "Moormans River" in 1933  after Charles Moorman, who in 1735 patented 400 acres (1.6 km) of land in what was then Goochland County, at the junction of the Mechum and (now) Moorman rivers.
Evidence: The United States Board on Geographic Names settled on "Moormans River" as the stream's official name in 1933. The river was named for Charles Moorman, who in 1735 patented 400 acres (1.6 km) of land in what was then Goochland County, at the junction of the Mechum and (now) Moorman rivers.