Ostrander may refer to:
People Arthur Frederick Ostrander (1895–1978), American scientist B. R. Ostrander (1843–1922), American politician Elaine Ostrander (born 1958), American geneticist Fannie Ostrander (1859–1921), American writer Isabel Ostrander (1883–1924), American author James W. Ostrander (1825–1913), American politician John Ostrander (born 1949), American author Josh Ostrander, American singer-songwriter Linda Woodaman Ostrander (born 1937), American composer Rick Ostrander, American academic Russell C. Ostrander (1851–1919), American jurist T. C. Ostrander (born 1985), American football player
Places United States Ostrander, Minnesota Ostrander, Ohio Ostrander, Washington Ostrander, Wisconsin, unincorporated community Ostrander Lake, in Yosemite National Park Ostrander Lake (Michigan)