Tetsuya Takahashi (高橋 哲哉, Takahashi Tetsuya) is the head of Monolith Soft, Inc. He has written for many video game series during his time at Square (now Square Enix), including Final Fantasy and Chrono Trigger.
He is the husband of Soraya Saga who he collaborated with in order to write much of the story of Xenogears and Xenosaga.