Citations:Rowlingite

Noun: "a fan of J. K. Rowling and/or her works of fiction"

 * 2017, Joan Klingel Ray, Simply Austen, unnumbered page:
 * In that sense, Jane Austen was and is unique. We don't hear of Williamites who love Shakespeare or Rowlingites who adore Harry Potter books.
 * 2018, Sian Cain, "This article is more than 3 years old The Crimes of Grindelwald: do JK Rowling fans really want to read a script?", The Guardian, 16 November 2018 (image caption):
 * Devout Rowlingites … Fans at the midnight launch at Waterstones Piccadilly.

Noun: "a supporter of political positions espoused by J. K. Rowling"

 * 2014, John Rentoul, "Scottish independence: D-Day would spell ‘Disaster’ for us Rowlingites", The Independent (UK), 10 September 2014:
 * I am a Rowlingite, a Geldoffian, a Bowieist. I want Scotland to stay as part of my country.
 * 2021, Nathan J. Robinson, "Why the Panic Over Trans Kids?", Current Affairs, 30 April 2021:
 * The Rowlingite tendency rejects religious conservatism and claims to be both feminist and even pro-transgender. It argues that you don’t need to be transphobic to be concerned, because while We Should All Love And Accept Trans People, the present trend is something different and troubling.