JK Rowling invented the names for the four Hogwarts houses on the back of a barf bag. She said she loved inventing names, and collected unusual names, so when she made a new character, she would pick out a name for them.
![](https://img.wattpad.com/cover/65741572-288-k821410.jpg)
Fact 2:
JK Rowling invented the names for the four Hogwarts houses on the back of a barf bag. She said she loved inventing names, and collected unusual names, so when she made a new character, she would pick out a name for them.