Constantine

Constantine can refer to

Only one name

 * Constantine, Byzantine Emperor
 * Constantine (ST: The Parliament of Rats)
 * King Constantine (EDA: The Shadows of Avalon)
 * Dr Constantine (DW: The Empty Child/The Doctor Dances)

As first name

 * Constantine Ethelred Gurney (DW: The Infinite Quest)

Actors

 * Susannah Constantine (DW: Bad Wolf)