Constantine

Constantine is a name with several possible holders, many of whom were royalty or leaders.
== Doctor Who universe ==
=== Only one name ===
* Constantine I, Roman Emperor
* Constantine (The Parliament of Rats) (PROSE: The Parliament of Rats)
* Constantine (The Shadows of Avalon) (PROSE: The Shadows of Avalon)
* Constantine (The Empty Child), a medical doctor seen in The Empty Child and The Doctor Dances
* Constantine (Zeta Major), Arch-Cardinal and head of the Morestran Church on Alpha Major, featured in PROSE: Zeta Major
=== As first name ===
* Constantine Ethelred Gurney (TV: The Infinite Quest)
== Behind the scenes ==
=== Actors ===
* Susannah Constantine, who played Zu-Zana in Bad Wolf