Citizens' Initiative may refer to:
- Popular initiative, a means by which the public can force a referendum
- Bürgerentscheid , a formal citizens' petition in Germany
- Popular initiative (Switzerland), a type of referendum in Switzerland
- Citizens' Initiative (Andorra), a political party in Andorra
- Citizen's Initiative of Gora, a political party in Kosovo
- Civic Initiative Serbia, a political party in Kosovo
- European Citizens' Initiative, by which EU citizens can call directly on the European Commission