See also: roh English Etymology Borrowed from Korean 노(盧) (No) and 노(魯) (No), from Chinese 盧 / 卢 (lú) and Chinese 魯 / 鲁 (lǔ), respectively. Proper noun English Wikipedia has an article on:Roh (Korean surname)Wikipedia Roh (plural Rohs) A surname from Korean. Statistics According to the 2010 United States Census, Roh is the 15871st most common surname in the United States, belonging to 1833 individuals. Roh is most common among Asian/Pacific Islander (72.12%) and White (24.71%) individuals. Anagrams hor, rho, HRO, Rho, orhWikiwand - on Seamless Wikipedia browsing. On steroids.