蝶園（ちょうえん）または蝶館(ちょうかん、)は、蝶の鑑賞や繁殖に特化した動物園。

幾つかの蝶園には様々な植物のほか、他種の虫やクモ、サソリなども飼育される。

名称は日本では放蝶園、放蝶温室なども使用されている。

 歴史 
自然物のある温室で生きた蝶を見ることが1970年代からイングランドで盛んになった。

世界初の蝶園の一つに、1988年アメリカ合衆国のフロリダ州・ココナッツクリークに建てられた「バタフライワールド」がある。

 蝶園一覧 

 Americas 

 USA 
 Ashland Nature Center Butterfly House, Delaware Nature Society, Hockessin, Delaware
 Bear Mountain Butterfly Sanctuary, Jim Thorpe, Pennsylvania
 Bioworks Butterfly Garden, Museum of Science and Industry, Tampa, Florida
 Brookside Gardens, Wheaton, Maryland
 Butterfly Conservatory and Insect Zoo, Kansas State University, Manhattan, Kansas
 Butterfly Garden, Bronx Zoo, The Bronx, New York
 Butterfly Garden, Museum of Science, Boston, Massachusetts
 Butterfly House, Michigan State University, East Lansing, Michigan
 Butterfly House, Missouri Botanical Garden, Chesterfield, Missouri
 Butterfly House, Whitehouse, Ohio
 Butterfly House, Dayton, Ohio Cox Arboretum MetroPark
 Butterfly Landing, Franklin Park Zoo, Boston, Massachusetts
 Butterfly Pavilion, Natural History Museum of Los Angeles County, Los Angeles, California
 Butterfly Pavilion & Insect Center, Westminster, Colorado
 The Butterfly Farm, Birmingham Zoo, Birmingham, Alabama
 The Butterfly Place, Westford, Massachusetts
 Cecil B. Day Butterfly Center, Callaway Gardens, Pine Mountain, Georgia
 Cockrell Butterfly Center & Insect Zoo, Houston Museum of Natural Science, Houston, Texas
 Florida Museum of Natural History, Gainesville, Florida
 Frederik Meijer Gardens, Grand Rapids Township, Michigan
 Magic Wings Butterfly Conservatory, South Deerfield, Massachusetts
 Magic Wings Butterfly House, North Carolina Museum of Life and Science, Durham, North Carolina
 Monsanto Insectarium, Saint Louis Zoological Park, St. Louis, Missouri
 The Montgomery Zoo, Montgomery, Alabama, is constructing a butterfly house which is planned to float in the natural lake that the zoo was built on.
 Orange County Native Butterfly House, The Environmental Nature Center, Newport Beach, California
 Puelicher Butterfly Wing,Milwaukee Public Museum, Milwaukee, Wisconsin
 Sertoma Butterfly House, Sioux Falls, South Dakota
 Tradewinds Park Butterfly World, Coconut Creek, Florida
 White River Gardens, Indianapolis Zoo, Indianapolis, Indiana

 Canada 
 Montreal Insectarium, Montreal, Quebec (with annual exhibit at the Jardin botanique de Montréal)
 Niagara Falls Butterfly Conservatory, Niagara Falls, Ontario
 Victoria Butterfly Gardens, Brentwood Bay, British Columbia
 Wings of Paradise Butterfly Conservatory, Cambridge, Ontario

 Costa Rica 
 San Jose Butterfly Farm,San José

 Brasil 
 Águias da Serra Borboletário São Paulo, Brazil

 Europe 
 Collodi Butterfly House, Tuscany, Italy
 Golders Hill Park, London NW3, UK. Free admission; open from April until autumn, weekends only at the ends of the season and daily in summer.
 Magic of Life Butterfly House, Rheidol Valley, Aberystwyth, Ceredigion, Wales, UK
 Seaforde Gardens and Butterfly House, Seaforde, County Down, Northern Ireland
 Schmetterlinghaus, Vienna, Austria
 Vlinderkas Diergaarde Blijdorp, Rotterdam, the Netherlands
 Vlindertuin Dierenpark Emmen, Emmen, the Netherlands
 Vlindertuin, Knokke, Belgium
 Wroclawskie Zoo, Wroclaw, Poland
Motýlí dům, Žirovice (Františkovy Lázně), Czech Republic

 Asia 
 Penang Butterfly Farm, Penang, Malaysia. Houses some 5,000 butterflies of over 120 species.
 Butterfly Park, Bannerghatta National Park, Bangalore, インド. 10,000 sq ft (1,000 m²) circular enclosure.
 Singapore Zoological Gardens - The Fragile Forest Enclosure (シンガポール)
 Butterfly safari Park, Thenmala, Kerala (ecotourism in インド)
 Butterfly garden, Wetland Park, 香港. 
 Butterfly garden, Kadoorie Farm and Botanic Garden, 香港.
 箕面公園昆虫館放蝶園（大阪府箕面市）
 橿原市昆虫館 放蝶温室（奈良県橿原市）
 平和祈念公園清ら蝶園（沖縄県糸満市）
 浦添市立前田小学校蝶園（沖縄県浦添市）
 みやこパラダイス（閉館、沖縄県宮古島市）
 多摩動物公園昆虫生態園（東京都日野市）
 足立区生物園（東京都足立区元渕江公園内）
 はこね・おだわら昆虫館（神奈川県小田原市）

 Oceania 
 Butterfly Sanctury, Kuranda, Queensland, Australia.