Riu or RIU may refer to:
== People == Riu (surname), a Korean surname Giovanni de Riu (1925–2008), Italian racing driver Ramon Riu i Cabanes (1852–1901), Bishop of Urgell and ex officio Co-Prince of Andorra Victor Riu (born 1985), French golfer
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).