Quaerere per praefixa
- Constantinus
- Constantinus (papa)
- Constantinus A. Caramanles
- Constantinus A. Crețulescu
- Constantinus Africanus
- Constantinus Aksakov
- Constantinus Angelescu
- Constantinus Angelus
- Constantinus Angelus (dux classis)
- Constantinus Angelus Ducas
- Constantinus Argetoianu
- Constantinus Aureavallensis
- Constantinus Bal'mont
- Constantinus Baro de Neurath
- Constantinus Batjuškov
- Constantinus Bosianu
- Constantinus Brailoiu
- Constantinus Brâncuși
- Constantinus Cabaphes
- Constantinus Canares
- Constantinus Caratheodores
- Constantinus Caratheodores (mathematicus)
- Constantinus Catsuranes
- Constantinus Centeres
- Constantinus Chabenskij
- Constantinus Ciołkowski
- Constantinus Coandă
- Constantinus Comnenus Ducas
- Constantinus Constantopulus
- Constantinus Demertzes
- Constantinus Dominik
- Constantinus Dudu Ionescu
- Constantinus Dăscălescu
- Constantinus Fehrenbach
- Constantinus Flavickij
- Constantinus Fota
- Constantinus G. Caramanles
- Constantinus Gabras
- Constantinus Gulielmus Lambert Gloger
- Constantinus I
- Constantinus II
- Constantinus III
- Constantinus III (imperator Romanus occidentalis)
- Constantinus III (imperator Romanus orientalis)
- Constantinus III (rex Scotiae)
- Constantinus II (antipapa)
- Constantinus II (rex Graecorum)
- Constantinus IV
- Constantinus IX Monomachus
- Constantinus I (rex Bulgariae)
- Constantinus I (rex Graecorum)
- Constantinus Ioannes Parhon
- Constantinus Ivanov
- Constantinus Lacapenus
- Constantinus Lipatti
- Constantinus Macroducas
- Constantinus Mesopotamites
- Constantinus Metsotaces
- Constantinus Muraviev
- Constantinus Niță
- Constantinus Novoselov
- Constantinus Palamas
- Constantinus Paustovskij
- Constantinus Pobedonoscev
- Constantinus Rokossowski
- Constantinus Rossi
- Constantinus Samuel Rafinesque
- Constantinus Simites
- Constantinus Simonov
- Constantinus Stanislavskij
- Constantinus Stephanopulus
- Constantinus Stoilov
- Constantinus Sănătescu
- Constantinus Teculescu
- Constantinus Theodorus van Lynden van Sandenburg
- Constantinus Thon
- Constantinus Tripsychus
- Constantinus Ušinskij
- Constantinus V
- Constantinus VI
- Constantinus VIII
- Constantinus VII Porphyrogenitus
- Constantinus Vanšenkin
- Constantinus XI Palaeologus
- Constantinus X Ducas
- Constantinus Zyryanov
- Constantinus de Dirckinck-Holmfeld
- Constantinus de Notz
- Constantinus Černenko
- Constantinus Łucsakowski