Alojzy Rafał Estreicher
Alojzy Rafał Estreicher or Alois Raphael Estreicher (21 June 1786 – 1 August 1852) was a Polish physician and naturalist who contributed to botany and entomology. He served as a professor of natural history at the University of Krakow. A species of beetle that he discovered was named after him as Carabus estreicheri.