Constantine, a character in the "Rules of Engagement" and "The Royal Romance" series, is the King of Cordonia and European Guy and Prince Liam's father. He made his first appearance in Book 2, Chapter 10 of Rules of Engagement. .


Constantine has fair skin, grey eyes and graying hair.




Constantine is Regina's husband.

European Guy

Constantine is European Guy's father

Prince Liam

Constantine is Prince Liam's father.


  • He bears a resemblance to actor Rupert Everett.

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