File:Eileen(Birthday girl) promo.png
Name Eileen
A/K/A Birthday Girl
Gender Female
Age 10 years old 11 in "sonny days with a chance of showers"
Occupation Villain
Homeland Fair City
Race Human
Friends Violet Heaslip (best friend, multiple episodes)
Exposition Guy (best friend, one episode)
Family Mother (unknown identity)
Abilities Green greed-induced transformation, super strength, size alteration
Voice Actor Pamela Adlon

Eileen (aka the Birthday Girl) is a recurring villain on the series WordGirl.