Wikipedia
Best known as Gilderoy (executed 1636) or Gilroy, Patrick McGregor was a Scottish outlaw and blackmailer who ravaged the lands of Strathspey, Braemar, Cromarty, and other areas in the vicinity of Aberdeen during the reign of Charles I (1600 – 1649). He is remembered in published stories, Scottish ballads, tunes, popular expressions, etc. Various other renderings of his name exist such as Gilder Roy and Gilleroy.
Usage examples of "gilderoy".
CHAPTER V MURDER AT SEVEN THE Hotel Gilderoy was an establishment that catered to resident guests.
He recalled that Shaw, the Gilderoy clerk, had described the overcoat as light.
He knew that it would not be wise for me to enter the lobby of the Gilderoy while visiting him to talk terms.
Malfoy was accusing me of enjoying that circus in Flourish and Blotts, when Gilderoy Lockhart was trying to get even more attention by having his photograph taken with me.
Munro Kirkner, motioning to Ginny and Hermione, who was gazing at him much as she had gazed at Gilderoy Lockhart in her second year.