List of Famous people named Otto

Otto was Count of Cleves from 1305 through 1310.

Otto Wilhelm von Struve was a Baltic German astronomer. In Russian, his name is normally given as Otto Vasil'evich Struve. Together with his father, Friedrich Georg Wilhelm von Struve, Otto Wilhelm von Struve is considered a prominent 19th century astronomer who headed the Pulkovo Observatory between 1862 and 1889 and was a leading member of the Russian Academy of Sciences.

Othon de la Roche, also Otho de la Roche, was a Burgundian nobleman of the De la Roche family from La Roche-sur-l'Ognon. He joined the Fourth Crusade and became the first Frankish Lord of Athens in 1204. In addition to Athens, he acquired Thebes by around 1211.

Count Otto Wilhelm Königsmarck was a Swedish military officer from Minden. He attained the rank of field marshal in 1676, commanded the Battle of Stralsund (1678), and became Governor General for Swedish Pomerania from 1679 to 1687. He was the son of Hans Christoff Königsmarck and the brother of Conrad Christoff Königsmarck. He was also the uncle of Aurora Königsmarck, Amalia Wilhelmina Königsmarck, Philip Christoph Königsmarck and Karl Johann von Königsmarck. Alongside Francesco Morosini, he led the Venetian conquest of the Morea in the early years of the Morean War, and died of the plague during the Siege of Negroponte (1688).

Otto of Limburg-Styrum, count of Limburg and Bronckhorst, was the son of Hermann Otto I of Limburg-Styrum.

Otto I, called Otto of Worms, a member of the Salian dynasty, was Duke of Carinthia from 978 to 985 and again from 1002 until his death.

Otto Joachim Løvenskiold was a Norwegian judge and politician. He served three terms in the Parliament of Norway, and served as Mayor of Kristiania from 1869 and 1876. He was a Supreme Court Justice from 1854 to his death. By birth he is member of Løvenskiold noble family.

Otto I (Eudes), Count of Chiny, perhaps son of Adalbert I the Pious, Count of Vermandois, and Gerberge of Lorraine. Although he probably did not use the title, Otto is regarded as the first Count of Chiny.

Otto I, Count of Scheyern-Dachau-Valley was a German nobleman. He was a son of Count Arnold I of Scheyern and his wife, Beatrix of Reipersberg. Otto I was the founder of the Scheyern-Dachau-Valley line.

Otto of Lippe was a son of Bernhard II, Lord of Lippe. He was bishop of Utrecht as Otto II from 1216 to 1227. Several of his brothers also held high ecclesiastical offices in the Rhineland.