The Irish Effect | Red hair first appeared as the result of a genetic mutation with the first documented case of natural-born redhead occurring in Scotland | Facebook
![Tara McNeill on Twitter: "It's World Redhead Day! 👩🏻🦰🔥🦁❤️🔥🦊🍂Did you know that red hair and blue eyes are the rarest combination in the world? Only about 0.17% of us in the world! # Tara McNeill on Twitter: "It's World Redhead Day! 👩🏻🦰🔥🦁❤️🔥🦊🍂Did you know that red hair and blue eyes are the rarest combination in the world? Only about 0.17% of us in the world! #](https://pbs.twimg.com/media/FTtBDfOWYAEuX02.jpg:large)
Tara McNeill on Twitter: "It's World Redhead Day! 👩🏻🦰🔥🦁❤️🔥🦊🍂Did you know that red hair and blue eyes are the rarest combination in the world? Only about 0.17% of us in the world! #
![Archaeo - Histories on Twitter: "Irish Redhead Convention takes place in County Cork, Ireland. People with red hair have gathered for Irish Redhead Convention. Held over three days celebrations include crowning ginger Archaeo - Histories on Twitter: "Irish Redhead Convention takes place in County Cork, Ireland. People with red hair have gathered for Irish Redhead Convention. Held over three days celebrations include crowning ginger](https://pbs.twimg.com/media/FIlbXloUYAMEo-n.jpg)
Archaeo - Histories on Twitter: "Irish Redhead Convention takes place in County Cork, Ireland. People with red hair have gathered for Irish Redhead Convention. Held over three days celebrations include crowning ginger
![Photographer captures stunning portraits of redhead Irish women to help stamp out bullying | The Irish Post Photographer captures stunning portraits of redhead Irish women to help stamp out bullying | The Irish Post](https://media.irishpost.co.uk/uploads/2017/05/Redhead_6.jpg)