Ottinger is a surname derived from the city of Oettingen in Bavaria. Notable people with the surname include:

Albert Ottinger (1878–1938), New York politician of the Republican Party Didier Ottinger (born 1957), French museum curator and art critic Ferenc Ottinger (1792–1869), Hungarian general in the 1848–49 Revolution Friedrich Christoph Oetinger (1702–1782), German theosophist George M. Ottinger (1833–1917), American artist Günther Oettinger (born 1953), German politician Howard G. Ottinger (1888–1964), American businessman, farmer, and politician Konrad Öttinger (born 1530), Reformation-era German Protestant theologian L. D. Ottinger (born 1938), former NASCAR driver Leonora von Ottinger, American actress Richard Ottinger (1929–2026), American lawyer, politician, and legal educator from New York Ulrike Ottinger (born 1942), German filmmaker

Fictional characters who share this surname Eugene Ottinger from Wednesday.

See also Oettinger (disambiguation) Köstinger