Redtenbacher may refer to:
Ferdinand Redtenbacher (1809–1863), Austrian founder of science-based mechanical engineering Josef Redtenbacher (chemist) (1810–1870), Austrian chemist Josef Redtenbacher (entomologist) (1856–1926), Austrian entomologist Ludwig Redtenbacher (1814–1876), Austrian doctor and entomologist mainly interested in beetles
See also Orville Redenbacher (1907–1995), American businessman