Ruh or RUH may refer to:

Rūḥ, an Arabic word meaning spirit Royal United Hospital, in Bath, England Royal University Hospital, in Saskatoon, Saskatchewan, Canada Ruga language (ISO 639-3: ruh), a moribund Tibeto-Burman language of India King Khalid International Airport (IATA: RUH), near Riyadh, Saudi Arabia

People with the surname Clem Ruh (1915–1973), American basketball player Debra Ruh (born 1958), American activist Ernst Ruh (born 1936), Swiss mathematician Lucinda Ruh (born 1979), Swiss figure skater Philip Ruh (1883–1962), German-Canadian architect and Catholic priest

See also RUHS (disambiguation)