R. Daneel Olivaw is a fictional robot

Robot

A robot is a mechanical or virtual intelligent agent that can perform tasks automatically or with guidance, typically by remote control. In practice a robot is usually an electro-mechanical machine that is guided by computer and electronic programming. Robots can be autonomous, semi-autonomous or...

 created by Isaac Asimov

Isaac Asimov

Isaac Asimov was an American author and professor of biochemistry at Boston University, best known for his works of science fiction and for his popular science books. Asimov was one of the most prolific writers of all time, having written or edited more than 500 books and an estimated 90,000...

. The "R" initial in his name stands for "robot," a naming convention in Asimov's future society. Olivaw appears in Asimov's Robot

Isaac Asimov's Robot Series

Isaac Asimov's Robot Series is a series of short stories and novels by Isaac Asimov featuring positronic robots.- Short stories :Most of Asimov's robot short stories are set in the first age of positronic robotics and space exploration...

/Foundation Series, most notably in the novels The Caves of Steel

The Caves of Steel

The Caves of Steel is a novel by Isaac Asimov. It is essentially a detective story, and illustrates an idea Asimov advocated, that science fiction is a flavor that can be applied to any literary genre, rather than a limited genre itself. Specifically, in the book Asimov's Mysteries, he states that...

, The Naked Sun

The Naked Sun

The Naked Sun is an English language science fiction novel, the second in Isaac Asimov's Robot series.-Plot introduction:Like its famous predecessor, The Caves of Steel, it is a whodunit story, in addition to being science fiction...

, The Robots of Dawn

The Robots of Dawn

The Robots of Dawn is a "whodunit" science fiction novel by Isaac Asimov, first published in 1983. It is the third novel in Asimov's Robot series.It was nominated for both the Hugo and Locus Awards in 1984.- Plot summary :...

, Robots and Empire

Robots and Empire

Robots and Empire is science fiction novel written by the American author Isaac Asimov and published by Doubleday Books in 1985. It is part of Asimov's Robot series, consisting of many short stories and novels....

, Prelude to Foundation

Prelude to Foundation

Prelude to Foundation is a Locus Award nominated 1988 novel written by Isaac Asimov. It is one of two prequels to the Foundation Series. For the first time, Asimov chronicles the fictional life of Hari Seldon, the man who invented psychohistory and the intellectual hero of the series.-Plot...

, Forward the Foundation

Forward the Foundation

Forward the Foundation is a novel written by Isaac Asimov. It is the second of two prequels to the Foundation Series. It is written in much the same style as the original novel Foundation, a novel composed of chapters with long intervals in between...

, Foundation and Earth

Foundation and Earth

Foundation and Earth is a Locus Award nominated science fiction novel by Isaac Asimov, the fifth novel of the Foundation series and chronologically the last in the series...

. Since he also appears in all of the books of the Second Foundation Trilogy, Daneel is the most commonly appearing Asimov character.