Sea Dragon

Sea Dragon or seadragon may refer to:

Animals

 * Leafy seadragon (Phycodurus eques)
 * Phyllopteryx genus
 * Common seadragon or weedy seadragon (Phyllopteryx taeniolatus)
 * Ruby seadragon (Phyllopteryx dewysea)
 * Glaucus atlanticus, a sea slug
 * Thalassiodracon, a plesiosaur pliosauroid genus
 * Thalassodraco, an ichthyosaur genus

Military

 * SSM-700K C-Star, a south korean missile
 * Operation Sea Dragon (Vietnam War), a military operation
 * MH-53E Sea Dragon, a helicopter
 * USS Seadragon, two ships of the US Navy
 * Kairyū-class submarine ("Sea Dragon"), a class of Japanese submarines
 * Blohm & Voss BV 138B, "Seedrache (Sea Dragon)", Luftwaffe's main long-range maritime reconnaissance flying boat
 * Sea Dragon, China's People's Liberation Navy commando force

Other uses

 * Sea Dragon (rocket), a 1960s proposed American super heavy lift two stage sea launched rocket
 * Sea Dragon (roller coaster)
 * Sea Dragon-class ROV, a remotely operated underwater vehicle developed by China
 * Sea Dragon (video game), is a horizontally scrolling shooter for the TRS-80 computer, written by Wayne Westmoreland and Terry Gilman, and released in 1982 by Adventure International
 * Sea serpent, a mythical sea creature
 * Seadragon, a zooming technology by Seadragon Software
 * Sea Dragon, a fictional creature in the Majipoor novel series
 * Sea Dragon Leviathan, an organism in Subnautica
 * Ichthyosaur
 * Francisco José do Nascimento (1839-1914), Brazilian maritime pilot and abolitionist known as "Dragão do Mar" (Sea Dragon)