Jikō Wakusei Gdleen (自航惑星ガデュリン, Jikō Wakusei Gadyurin), known simply as Gdleen, is a Japanese science fiction light novel series written by Yuto Ramon and illustrated by Hitoshi Yoneda.

The Shamans of the Gods), was published in September 1989 by Kadokawa Shoten under the Sneaker Bunko imprint.

A role-playing video game based on the anime was developed by Jorudan and published by SETA, for the Super Famicom in 1991.

The OVA, called Gdleen, was directed by Takao Kato and Toyoo Ashida and based on a screenplay written by Michiru Shimada.

was designed by Yuhei Yamaguchi, while the music was composed by Psychosonic, You Ohyama, and Toshimichi Isoe.