Frek was a male Ferengi and a Grand Nagus of the Ferengi Alliance.

During his tenure, he analysed the main aspects of the Ferengi economy, emerging with what became the ninth Rule of Acquisition, "Opportunity plus instinct equals profit". He was later recognized as the pioneer of Ferengi Econosolipsistic Mathematics. (DS9 novel: Legends of the Ferengi)

Grand Nagi of the Ferengi Alliance
	Gint • Yost • Drik • Oblatis • Frek • Brolok • Oblat • Smeet the Oblivious • Untz the Invisible • Twim • Zind • Zek • Quark • Rom