Joanne Rowling didn't have a 'K' in her name, she borrowed it from her grandmother to make her pen name JK Rowling.

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Joanne Rowling didn't have a 'K' in her name, she borrowed it from her grandmother to make her pen name JK Rowling.
Joanne Rowling didn't have a 'K' in her name, she borrowed it from her grandmother to make her pen name JK Rowling.