Oswald Veblen

Oswald Veblen was an American mathematician, geometer and topologist, whose work found application in atomic physics and the theory of relativity. He proved the Jordan curve theorem in 1905.

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Otis Blackwell

Otis Blackwell was an American songwriter, singer, and pianist, whose work significantly influenced rock and roll. His compositions include Little Willie John's Fever, Jerry Lee Lewis' Great Balls of Fire and Breathless, Elvis Presley's Don't Be Cruel, All Shook Up and Return to Sender, and Jimmy Jones' Handy Man.

Type: Musician, singer, pianist, songwriterNationality: American

Otis Criblecoblis

William Claude Dukenfield, better known as W. C. Fields, was an American comedian, actor, juggler and writer. Fields was known for his comic persona as a misanthropic and hard-drinking egotist who remained a sympathetic character despite his snarling contempt for dogs, children and women.

Type: Actor, comedian, juggler, writerNationality: American

Otis R. Bowen

Otis Ray Bowen was a U.S. politician and physician. He served as the 44th Governor of Indiana from 1973 to 1981 and as Secretary of Health and Human Services from 1985 to 1989.

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Otis Redding

Otis Ray Redding, Jr. was an American singer and songwriter, record producer, arranger and talent scout. He is considered one of the greatest singers in popular music and a major artist in soul music and rhythm and blues. His singing style has been influential among the soul artists of 1960s and helped exemplify the Stax Sound.

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Otis Rush

Otis Rush is a blues musician, singer and guitarist. His distinctive guitar style features a slow burning sound and long bent notes. With similar qualities to Magic Sam and Buddy Guy, his sound became known as West Side Chicago blues and became an influence on many musicians including Michael Bloomfield and Eric Clapton.

Type: MusicianNationality: American

Otis Williams

Otis Williams is an American baritone singer. Nicknamed Big Daddy, he has also acted as a sporadic songwriter and record producer. Williams co-founded the Motown vocal group The Temptations in early 1960 as The Elgins, a group in which he continues to perform. Williams is the group's only surviving original member.

Type: Musician, singer, songwriter, producerNationality: American

Ottessa Moshfegh

Ottessa Moshfegh (born May 20, 1981) is an American author and novelist. Her debut novel, Eileen, won the Hemingway Foundation/PEN Award, was shortlisted for the Booker Prize, and was a fiction finalist for the National Book Critics Circle Award.

Type: writer,novelistNationality: United States of America

Otto Bauer

Otto Bauer was an Austrian Social Democrat who is considered one of the leading thinkers of the left socialist Austro-Marxist tendency. He was also an early inspiration for both the New Left movement and Eurocommunism in their attempt to find a Third way to democratic socialism.

Type: WriterNationality: Austrian

Otto Dix

Wilhelm Heinrich Otto Dix was a German painter and printmaker, noted for his ruthless and harshly realistic depictions of Weimar society and the brutality of war. Along with George Grosz, he is widely considered one of the most important artists of the Neue Sachlichkeit.

Type: ArtistNationality: German

Otto Frank

Otto Heinrich Pim Frank was a German-born businessman and the father of Anne Frank and Margot Frank. As the sole member of his family to survive the Holocaust, he inherited Anne's manuscripts after her death, arranged for the publication of her diary in 1947, and oversaw its translation to the stage and screen.

Type: Celebrity, bankerNationality: German

Otto Hahn

Otto Hahn, FRS was a German chemist and Nobel laureate, a pioneer in the fields of radioactivity and radiochemistry. He is regarded as the father of nuclear chemistry.

Type: ScientistNationality: German

Otto Harbach

Otto Abels Harbach, born Otto Abels Hauerbach was an American lyricist and librettist of about 50 musical comedies. He is most remembered for being Oscar Hammerstein II's mentor and was one of the first librettists to believe that songs should be woven into a show, not just placed there. He is also considered one of the first great lyricists, because most of the others were considered hacks.

Type: lyricist, librettistNationality:

Otto Hermann Kahn

Otto Hermann Kahn was an investment banker, collector, philanthropist, and patron of the arts.

Type: Businessman, bankerNationality: German

Otto Kerner, Jr.

Otto Kerner, Jr. was the 33rd Governor of Illinois from 1961 to 1968. He is best known for chairing the National Advisory Commission on Civil Disorders and for accepting bribes.

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Otto Lilienthal

Otto Lilienthal was a German pioneer of aviation who became known as the Glider King. He was the first person to make well-documented, repeated, successful gliding flights. He followed an experimental approach established previously by Sir George Cayley.

Type: Aviator, engineerNationality: German

Otto Loewi

Otto Loewi (3 June 1873 – 25 December 1961) was a German-born pharmacologist and psychobiologist who discovered the role of acetylcholine as an endogenous neurotransmitter. For his discovery he was awarded the Nobel Prize in Physiology or Medicine in 1936, which he shared with Sir Henry Dale, who was a lifelong friend who helped to inspire the neurotransmitter experiment. Loewi met Dale in 1902 when spending some months in Ernest Starling's laboratory at University College, London.

Type: pharmacist,university teacher,pharmacologist,neuroscientistNationality: United States of America,Austria,Germany

Otto Neurath

Otto Neurath was an Austrian philosopher of science, sociologist, and political economist. Before he was to flee his native country in 1934, Neurath was one of the leading figures of the Vienna Circle.

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Otto Ohlendorf

Otto Ohlendorf was a German SS-Gruppenführer and head of the Inland-SD, a section of the SD. Ohlendorf was the commanding officer of Einsatzgruppe D, which was accused of conducting mass murder in Moldova, south Ukraine, the Crimea, and, during 1942, the north Caucasus. As such, Otto Ohlendorf was a Holocaust perpetrator and mass murderer.

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