The Ebb-Tide. A Trio and a Quartette (1894) is a short novel written by Robert Louis Stevenson and his stepson Lloyd Osbourne. It was published the year Stevenson died.

Robert Louis Stevenson was a Scottish novelist, essayist, poet and travel writer. He is best known for works such as Treasure Island, Strange Case of Dr Jekyll and Mr Hyde, Kidnapped and A Child's Garden of Verses.