Robert Wartenberg (June 19, 1887 – November 16, 1956) was an American neurologist.
Wartenberg was born in 1886 in Grodno, Belarus, then in the Russian Empire. He graduated from the University of Rostock, Germany in 1919. He worked with Max Nonne in Hamburg and Otfrid Foerster in Breslau. In 1933, he became head of the neurological clinic at Freiburg and Privatdozent in neurology. However, he was persecuted by the Nazis, and in 1935 he left Germany and settled in San Francisco. In 1952 he was appointed clinical professor of neurology at the University of California. He is the inventor of the Wartenberg Wheel.