Slingsby may refer to:
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Slingsby (surname)
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Slingsby, North Yorkshire
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Slingsby Aviation, formerly Slingsby Sailplanes, a manufacturer of gliders and other aircraft
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Slingsby Channel, a strait in the Queen Charlotte Strait region of the Central Coast of British Columbia, Canada
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Slingsby Baronets
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HC Slingsby PLC, a historical British company started in 1893
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