Schleinitz may refer to:
;Places
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Leuben-Schleinitz, a municipality in the district of Meißen, Saxony
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Schleinitz Range, a mountain range in north-central part of New Ireland, Papua New Guinea
;People
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Alexander (Gustav Adolf) von Schleinitz (1807–1885), Prussian statesman, minister of the royal household
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Siegmund Freiherr von Schleinitz (1890–1968)
{{Disambiguation, geo, surname