Ostermann

Ostermann is a German surname. Notable people with the surname include:


 * Clemens Ostermann (1984–2007), German voice actor and musician
 * Corny Ostermann (1911–1945), German jazz musician
 * Edward Albert Ostermann (1882–1969), United States Marine Corps general
 * Elard Ostermann (born 1968), German footballer
 * Friedrich Ostermann (1932–2018), German Roman Catholic titular bishop
 * Manfred Ostermann (born 1958), German politician
 * Max-Hellmuth Ostermann (1917–1942), German World War II flying ace
 * Tim Ostermann (born 1979), German politician
 * Willi Ostermann (1876–1936), German lyricist, composer and singer