Quaerere per praefixa
- Theodorus
- Theodorus-Heuss-Gymnasium Hailprunna
- Theodorus Adorno
- Theodorus Angelus
- Theodorus Atanasiu
- Theodorus Atheus
- Theodorus Atkine
- Theodorus Baconschi
- Theodorus Ballu
- Theodorus Balsamon
- Theodorus Batatzes
- Theodorus Bergk
- Theodorus Berrigan
- Theodorus Beza
- Theodorus Bibliander
- Theodorus Billroth
- Theodorus Blank
- Theodorus Branas
- Theodorus Bredichin
- Theodorus Brorsen
- Theodorus Bruni
- Theodorus Burmov
- Theodorus Buslaev
- Theodorus Cantuariensis
- Theodorus Cassidy
- Theodorus Ciresola
- Theodorus Colocotrones
- Theodorus Coman
- Theodorus Comnenus Ducas
- Theodorus Creizenach
- Theodorus Dassovius
- Theodorus Deligiannes
- Theodorus Dostoevskij
- Theodorus Edgardus McCarrick
- Theodorus Eisfeld
- Theodorus Enslin
- Theodorus Fernández
- Theodorus Fontane
- Theodorus Gadareus
- Theodorus Gaza
- Theodorus Gill
- Theodorus Gilmore Bilbo
- Theodorus Godunov-Cerdyntsev
- Theodorus Gulielmus Richards
- Theodorus Gulielmus Schultz
- Theodorus Géricault
- Theodorus Hadrianus Sarr
- Theodorus Hagen
- Theodorus Haltenorth
- Theodorus Heemskerk
- Theodorus Herrle
- Theodorus Herzl
- Theodorus Heuss
- Theodorus I
- Theodorus II
- Theodorus III (tzar Russiae)
- Theodorus II (antipapa)
- Theodorus II (imperator Aethiopiae)
- Theodorus II (papa Alexandriae)
- Theodorus II (patriarcha Alexandrinus)
- Theodorus II Ducas Lascares
- Theodorus II Godunov
- Theodorus I (tzar Russiae)
- Theodorus I Lascares
- Theodorus Innitzer
- Theodorus Ivancov
- Theodorus Jung
- Theodorus Kalaw
- Theodorus Kirchner
- Theodorus Kocher
- Theodorus Kohn
- Theodorus Kontidis
- Theodorus Korsch
- Theodorus Kullak
- Theodorus Körner
- Theodorus Lefèvre
- Theodorus Litke
- Theodorus Locsin
- Theodorus Lynen
- Theodorus Maissen
- Theodorus Mancaphas
- Theodorus Matham
- Theodorus Mayernius
- Theodorus Meleșcanu
- Theodorus Metochites
- Theodorus Meyer
- Theodorus Mommsen
- Theodorus Oberländer
- Theodorus Obiang Nguema Mbasogo
- Theodorus Paleologu
- Theodorus Pancalus
- Theodorus Petrus
- Theodorus Plevako
- Theodorus Poe
- Theodorus Priscianus
- Theodorus Prodromus
- Theodorus Ribera
- Theodorus Roethke
- Theodorus Roosevelt
- Theodorus Roosevelt McKeldin
- Theodorus Roosevelt minor
- Theodorus Rosetti
- Theodorus Roszak
- Theodorus Rousseau
- Theodorus Schechtel
- Theodorus Schwinden
- Theodorus Slaman
- Theodorus Spandolenus
- Theodorus Steeg
- Theodorus Steltzer
- Theodorus Stevens
- Theodorus Stolojan
- Theodorus Storm
- Theodorus Stratelates
- Theodorus Studita
- Theodorus Svedberg
- Theodorus Tabennesiota
- Theodorus Tantzen
- Theodorus Teodorov
- Theodorus Thomas
- Theodorus Tiro
- Theodorus Tjutčev
- Theodorus Tokarev
- Theodorus Uglov
- Theodorus Ulianovschi
- Theodorus Ušakov
- Theodorus Volkov
- Theodorus Waigel
- Theodorus Walcott
- Theodorus Wolfgangus Hänsch
- Theodorus Zwinger
- Theodorus de Bry
- Theodorus de Guérard
- Theodorus de Meester
- Theodorus de Oppolzer
- Theodorus van Doesburg
- Theodorus van Gogh
- Theodorus Šaljapin
- Theodorus Živkov