Dorr and Dörr are surnames of German origin. Notable people include:Bert Dorr (1862–1914), American Major League Baseball pitcher
Charles Dorr (1852–1914), U.S. Representative from West Virginia
Ebenezer P. Dorr (1817–1882), American mariner and meteorologist
Esteban Dorr, French table tennis player
Franz Dörr (1913–1972), German World War II fighter ace
Friedrich Dörr (1908–1993), German Catholic priest, professor of theology and hymnwriter
Gustav Dörr (1887–1928), German World War I fighter pilot
Hans Dorr (1912–1945), German Waffen-SS Obersturmbannführer
John V. N. Dorr (1872–1962), American industrial chemist
Julia Caroline Dorr (1825–1913), American author
Kevin Dorr, American musician
Larry Dorr, manager of Blood, Sweat & Tears
Laurence Joseph Dorr, American botanist
Rheta Childe Dorr (1868–1948), American author and social worker
Richard Everett Dorr (1943–2013), United States federal judge
Robert F. Dorr (1939-2016), U.S. diplomat and author
Thomas Wilson Dorr (1805–1854), leader of the Dorr Rebellion in Rhode Island
Wilhelm Dörr (1881–1955), German track and field athlete
Wilhelm Dörr (Nazi) (1921-1945), German SS and concentration camp officer executed for war crimes