The Right Honorable Wicked Stepmothers' Traveling, Drinking, and Debating Society is a group that Patricia C. Wrede gives thanks to in the opening pages of Searching for Dragons for allowing her to inflict them with a Men's Auxiliary. By the way she words the passage, she makes it sound as if the group has non-fictional origins by asking permission to use them.
The group of non-fictional origin has the following members: Caroline, Ellen, and Mimi.