The Duchess Who Wasn't Day is celebrated on August 27 to honor Irish novelist Margaret Wolfe Hungerford, known by her pen name 'The Duchess.' Hungerford, who published over 57 novels, is recognized for her contributions to literature, particularly in exploring themes of romance and social commentary in Victorian society. This day encourages individuals to appreciate her extensive body of work and engage in literary activities. Typical customs include sharing favorite classic novels by female authors on social media using the holiday hashtag, participating in discussions about Hungerford's work, and independent bookstores highlighting her contributions through special displays or promotions. Libraries and literary organizations may also host virtual readings or discussions to celebrate influential women writers.