A green party is a political party based on the principles of green politics.

Green Party or Greens Party may also refer to:

• Albania: Green Party of Albania
• Australia: Australian Greens
• Austria: The Greens – The Green Alternative
• Belarus: Belarusian Green Party
• Belize: Belize Green Independent Party
• Bolivia: Green Party of Bolivia
• Brazil: Green Party (Brazil)
• Bulgaria: Green Party of Bulgaria
• Burundi: Green Party-Intwari
• Canada: Green Party of Canada
  • Alberta: Alberta Greens, 1986–2009
  • Alberta: Green Party of Alberta, 2011–present
  • British Columbia: Green Party of British Columbia
    • Vancouver: Green Party of Vancouver
  • Manitoba: Green Party of Manitoba
  • New Brunswick: Green Party of New Brunswick
  • Nova Scotia: Green Party of Nova Scotia
  • Ontario: Green Party of Ontario
  • Prince Edward Island: Green Party of Prince Edward Island
  • Quebec: Green Party of Quebec
  • Saskatchewan: Green Party of Saskatchewan
  • Yukon: Yukon Green Party
• Chile: Green Ecologist Party (Chile)
• Colombia: Oxygen Green Party, 1998–2005
• Colombia: Green Party (Colombia)
• Costa Rica:
  • Cartago: Cartago Green Party
• Croatia: Green Party – Green Alternative
• Czech Republic: Green Party
• Dominican Republic: Green Socialist Party
• Egypt: Egyptian Green Party
• Europe: European Green Party
• Fiji: Green Party of Fiji, 2008–13
• Finland: Green Party (Finland)
• France: Green Party (France)
• Georgia: Green Party of Georgia
• Germany: Green Party (Germany)
  • East Germany: East German Green Party, 1990 only
• Hungary: Green Party of Hungary, 1989–2011
• Hungary: Hungarian Social Green Party
• Hungary: Party of Greens (Hungary)
• Iceland: Right-Green People's Party, 2010–16
• India: India Greens Party
• Iran: Green Party of Iran
• Iraq: Green Party of Iraq
• Ireland: Green Party - An Comhaontas Glas
• Israel: The Greens (Israel) and Green Party (Israel)
• Japan: Green Party of Japan
• Kenya: Mazingira Green Party of Kenya
• Kosovo: Green Party of Kosovo
• Latvia: Latvian Green Party
• Lebanon: Green Party of Lebanon
• Lithuania: Lithuanian Green Party
• Luxembourg: Green Party
• Madagascar: Madagascar Green Party
• Malaysia: Green Party of Malaysia
• Mexico: Ecologist Green Party of Mexico
• Moldova: Ecologist Green Party (Moldova)
• Mongolia: Civil Will–Green Party
• Mongolia: Mongolian Green Partyx
• Mozambique: Greens Party of Mozambique
• Netherlands: Green Party of the Netherlands
• Netherlands: The Greens
• New Zealand: Green Party of Aotearoa New Zealand
  • New Zealand: Progressive Green Party, 1995–96
• Nicaragua: Ecologist Green Party of Nicaragua
• Norway: Green Party (Norway)
• Pakistan: Green Party of Pakistan
• Peru: Green Alternative Ecologist Party of Peru
• Philippines: Philippine Green Republican Party
• Poland: Green Party of Poland
• Portugal: Ecologist Party "The Greens"
• Romania: Green Party (Romania)
• Russia: Russian Ecological Party "The Greens"
• Rwanda: Democratic Green Party of Rwanda
• Saint Vincent and the Grenadines: Saint Vincent and the Grenadines Green Party
• Serbia: Green Party (Serbia)
• Slovakia: Green Party (Slovakia)
• Slovakia: Slovak Green Party
• Slovenia: Youth Party – European Greens
• Somalia: Somalia Green Party
• South Africa: Green Party of South Africa
• South Korea: Green Party Korea
• Spain: Green Party (Spain)
• Sweden: Green Party (Sweden)
• Switzerland: Green Liberal Party of Switzerland
• Switzerland: Green Party of Switzerland
• Taiwan: Green Party Taiwan
• Tunisia: Green Tunisia Party
• Turkey: Greens Party (Turkey), 2008–12
• Turkey: Green Left Party
• Uganda: Uganda Green Party
• Ukraine: Party of Greens of Ukraine
• United Kingdom: Raving Loony Green Giant Party, 1989–93
• United Kingdom: Green Party (UK), 1973–90
  • England and Wales: Green Party of England and Wales
    • London: London Green Party
    • Wales: Wales Green Party
  • Northern Ireland: Green Party Northern Ireland
  • Scotland: Scottish Greens
• United States: Greens/Green Party USA
• United States: Green Party of the United States
  • Alaska: Green Party of Alaska
  • Arizona: Arizona Green Party
  • Arkansas: Green Party of Arkansas
  • California: Green Party of California
  • Colorado: Green Party of Colorado
  • Connecticut: Connecticut Green Party
  • Delaware: Green Party of Delaware
  • District of Columbia: D.C. Statehood Green Party
  • Florida: Green Party of Florida
  • Hawaii: Green Party of Hawaii
  • Idaho: Idaho Green Party
  • Illinois: Illinois Green Party
  • Iowa: Iowa Green Party
  • Kansas: Kansas Green Party
  • Kentucky: Kentucky Green Party
  • Louisiana: Green Party of Louisiana
  • Maine: Maine Green Independent Party
  • Maryland: Maryland Green Party
  • Massachusetts: Green-Rainbow Party
  • Michigan: Green Party of Michigan
  • Minnesota: Green Party of Minnesota
  • Mississippi: Green Party of Mississippi
  • Montana: Montana Green Party
  • Nebraska: Nebraska Green Party
  • New Jersey: Green Party of New Jersey
  • New Mexico: Green Party of New Mexico
  • New York: Green Party of New York
  • Ohio: Green Party of Ohio
  • Oklahoma: Green Party of Oklahoma
  • Oregon: Pacific Green Party
  • Pennsylvania: Green Party of Pennsylvania
  • Rhode Island: Green Party of Rhode Island
  • South Carolina: South Carolina Green Party
  • Texas: Green Party of Texas
  • Vermont: Vermont Green Party
  • Virginia: Green Party of Virginia
  • Washington: Green Party of Washington State
  • West Virginia: West Virginia Green Party
  • Wisconsin: Wisconsin Green Party