Not to be confused with his grandson Otto Struve (1897–1963); see Struve family
Otto Wilhelm von Struve (May 7, 1819 (Julian calendar: April 25) – April 14, 1905) 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.