Charles Schaeffer may refer to:
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Charles Ashmead Schaeffer (1843–1898), President of the University of Iowa
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Charles Frederic August Schaeffer
Charles Frederic August Schaeffer (12 June 1860 – 29 August 1934) was an American entomologist who specialized in beetles, particularly chrysomelids and weevils. He described 109 species in 91 genera and some species like ''Taphrocerus schaeffe ...
(1860–1934), American entomologist
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Charles William Schaeffer (1813–1896), American Lutheran clergyman and theologian
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Charles Frederick Schaeffer (1807–1879), American Lutheran clergyman
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Charles Schäffer (1838–1903), American physician and botanist
{{hndis, Schaeffer, Charles