Pagenstecher may refer to:
People Albrecht Pagenstecher (1839–1926), German-American pioneer of the modern paper industry Alexander Pagenstecher (ophthalmologist) (1828–1879), German ophthalmologist Arnold Pagenstecher (1837–1913), German physician and entomologist Alexander Pagenstecher (zoologist) (1825–1889), German naturalist Hermann Pagenstecher (1844–1932), German ophthalmologist Johan David Carel Pagenstecher, German-born acting commander of the Dutch Gold Coast Wolfgang Pagenstecher (1880–1953), German heraldist
Animals Pagenstecher's crow (Euploea doretta), a butterfly described by Arnold Pagenstecher