J.K. Rowling Burns Twitter Troll Who Says Serena Williams Is 'Built Like a Man'

Thomas Duffy@@TJDhoopsFeatured ColumnistJuly 11, 2015

LONDON, ENGLAND - JUNE 25:  J.K. Rowling watches the Ladies' Singles first round match between Serena Williams of the United States of America and Mandy Minella of Luxembourg on day two of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on June 25, 2013 in London, England.  (Photo by Julian Finney/Getty Images)
Julian Finney/Getty Images

Author J.K. Rowling went all Harry Potter-against-Voldemort on a Twitter user who hated on Serena Williams on Saturday morning.

It started off with a supportive post from Rowling, who seemed to be very interested in this weekend's Wimbledon action:

Then the troll entered, and Rowling shut him down.

Williams won her 21st major Saturday while also completing the "Serena Slam," which means she has won four straight majors, for the second time in her career.

[Twitter]

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