Theodor Fontane | Theodor Mommsen | Theodor Herzl | Carl Theodor Dreyer | Thomas Theodor Heine | Theodor Boveri | Theodor Meynert | Theodor Storm | Theodor Loos | Theodor Leschetizky | Theodor Kittelsen | Theodor Eimer | Theodor Schwenk | Theodor Leutwein | Theodor Kirchner | Theodor Heuss | Theodor Estermann | Theodor Busse | Theodor Anton Ippen | Karl-Theodor zu Guttenberg | Karl Theodor Anton Maria von Dalberg | Karl Theodor | Johannes Theodor Reinhardt | Theodor Wertheim | Theodor Uppman | Theodor Reuss | Theodor Reik | Theodor Kullak | Theodor Körner | Theodor-Heuss-Gymnasium Heilbronn |
(Chair of Neurology and Psychiatry held in succession by Theodor Ziehen, Carl Wernicke and Gabriel Anton)
As a psychiatrist, Simarro was heavily influenced by developments in Germany, particularly Emil Kraepelin's classification and treatment of the insane, Wilhelm Wundt's theory of experimental psychology and Theodor Ziehen's critical analysis of Wundt's approach to psychology.