Francine Rhenquist

Francine Rhenquist, voiced by guest star Kathy Griffin, was a female bully who harassed Lisa in "Bye Bye Nerdie".

Role in The Simpsons
Francine became the subject of Lisa's science experiment on the motivations of bullies.

Last Name
Her last name was revealed in "Little Girl in the Big Ten"', where it is seen on Brunella Pommelhorst's gym class list.