Dr. Ellie Sattler or Ellen Degler née Sattler, now known as is apaleobotanist. She has blond hair and is very energetic. During the events of the first book and first film she was invited by John Hammond to Jurassic Park. She also appeared in Jurassic Park III, where she's married to Mark Degler and has two children from him, Charlie Degler and another unnamed baby sibling.

Ellie Sattler will return in Jurassic World 3.