The Lionfish (Pterois) is a genus of venomous predatory fish.
It may also refer to: Red lionfish (P. volitans), a significant invasive species off the East Coast of North America and in the Caribbean
Fish a number of fish species within family Scorpaenidae, mostly found in the Indo-Pacific: Brachypterois serrulata, also known as the Pygmy Lionfish within genus Dendrochirus, collectively known as the dwarf lionfishes Dendrochirus barberi, known as the Hawaiian Lionfish or Green Lionfish Dendrochirus biocellatus, known as the Fu Chu Lionfish or Twinspot Lionfish Dendrochirus brachypterus, known as the Hawaiian Lionfish Dendrochirus zebra, known as the Zebra Lionfish within genus Ebosia: Ebosia bleekeri, also known as Bleeker's Lionfish within genus Parapterois: Parapterois heterura, also known as the Blackfoot Lionfish within genus Pterois, collectively known as the lionfish: Pterois antennata, also known as the Antennata Lionfish Pterois miles, also known as the African Lionfish or Mombasa Lionfish Pterois radiata, also known as the Clearfin Lionfish, Tailbar Lionfish, or Radiata Lionfish Pterois volitans, also known as the Red Lionfish
Other USS Lionfish (SS-298), a United States Navy submarine
de:Feuerfische fr:Rascasse id:Lepu he:זהרון mk:Риба-лав ja:ミノカサゴ no:Drakefisker pl:Skrzydlice (ujednoznacznienie) pt:Peixe-leão ru:Крылатка красная sv:Drakfisk th:ปลาสิงโต vi:Cá sư tử zh:獅子魚