Michael Constantine's birth name is Constantine Joanides.
Constantine Markoulakis's birth name is Constantine Markoulakis.
Brendan Constantine's birth name is Brendan Neil Constantine.
Susannah Constantine's birth name is Susannah Caroline Constantine.
Constantine Romanoff's birth name is George Constantine Romanoff.
Constantine Maroulis's birth name is Constantine James Maroulis.
Thea Constantine's birth name is Thea Eileen Constantine.
Dorothy Constantine's birth name is Dorothy Geotis.
King Constantine II's birth name is Constantine von Schleswig-Holstein-Sonderburg-Glcksburg.
Eddie Alfano's birth name is Edward J. Alfano.
Eddie Schumacher's birth name is Eddie Schumacher.
Eddie Vartan's birth name is Eddie Vartanian.