|"Is this all real? Or has this been happening inside my head?"
The topic of this article is of a real-life subject that has been mentioned "in-universe" in a canon source. The Harry Potter Wiki is written from the perspective that all information presented in canon is true (e.g., Hogwarts really exists), and, as such, details contained in this article may differ from real world facts.
George Gordon Noel (née Byron), 6th Baron Byron (22 January, 1788 – 19 April, 1824), commonly known as Lord Byron, was an English poet and a leading figure in the Romantic movement. He is regarded as one of the greatest British poets and remains widely read.