Girl Child is a blue-eyed girl with a blonde ponytail. She is first seen playing with other kids as Jack vs. Aku. Later on, She raises her hand during Episode XIII: Aku's Fairy Tales to say that she is scared. Aku says this is good, because the samurai is scary.
Called simply Girl the end credits attribute her voice actress as being Anndi McAffee who also did Wee Bear and Pig #1.