--- description: Hermione Weasley, first introduced to readers of the Harry Potter series as Hermione Granger, is celebrating her 36th birthday today title: J.K. Rowling Celebrated Hermione Granger's 36th Birthday on Twitter image: https://static.time.com/v3/assets/bltea6093859af6183b/blt662966d04a44e87a/6987eb2ce53aba258b4db555/emma-watson-11.jpg?branch=production&width=3840&quality=75&auto=webp&crop=16:9 ---  * [Entertainment](/section/entertainment/) ## Entertainment Update your preferences in [Account Settings](/account/preferences/) Close * [Books](/tag/books/) ## Books Update your preferences in [Account Settings](/account/preferences/) Close # J.K. Rowling Celebrated Hermione Granger's 36th Birthday on Twitter  by [Mandy Oaklander](/author/mandy-oaklander/)  ## Mandy Oaklander Update your preferences in [Account Settings](/account/preferences/) Close Oaklander is a senior editor at TIME. Sep 19, 2015 7:39 PM CUT  Emma Watson in Harry Potter and the Goblet of Fire, 2005. Emma Watson in Harry Potter and the Goblet of Fire, 2005.Warner Bros.  by [Mandy Oaklander](/author/mandy-oaklander/)  ## Mandy Oaklander Update your preferences in [Account Settings](/account/preferences/) Close Oaklander is a senior editor at TIME. Sep 19, 2015 7:39 PM CUT Hermione Weasley, first introduced to readers of the _Harry_ _Potter_ series as Hermione Granger, is celebrating her 36th birthday on Saturday. Hermione, the bookish, heroic wizard portrayed by Emma Watson in the Harry Potter films, has long been a fan favorite, and her supporters took to Twitter today to share their happy birthday notes. > [](https://twitter.com/PotterMemory/status/645247314576195584) > [](https://twitter.com/%5FMcGonagall%5F/status/645252352673468416) > [](https://twitter.com/digitalspy/status/645207622514278400) **More**: [J.K. Rowling Has Revealed A Heartbreaking Truth About Hagrid](http://time.com/4014510/harry-potter-jk-rowling-hagrid/ "undefined") Even J.K. Rowling—Hermione’s creator who has [long said](http://time.com/2965837/harry-potter-can-women-have-it-all/ "undefined") the character is based on her—wished Hermione well: > [](https://twitter.com/jk%5Frowling/status/645158345209446400) **More**: [J.K. Rowling Reveals New _Harry Potter_ Backstory on Pottermore](http://time.com/3931826/j-k-rowling-harry-potter-pottermore-dursley/ "undefined") ```json [{"@context":"https://schema.org","@type":"NewsArticle","@id":"https://time.com/4041511/hermione-granger-36th-birthday/","mainEntityOfPage":{"@type":"WebPage","@id":"https://time.com/4041511/hermione-granger-36th-birthday/"},"headline":"J.K. 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