The ACT Greens is a green political party located in the Australian Capital Territory (ACT), and a member of the federation of the Australian Greens. Both parties were formed in 1992, three years after the ACT achieved self-government in 1989.

The Australian Greens, commonly referred to simply as the Greens, are a confederation of green state and territory political parties in Australia. As of the 2022 federal election, the Greens are the third largest political party in Australia by vote and the fourth-largest by elected representation. The leader of the party is Adam Bandt, with Mehreen Faruqi serving as deputy leader. Larissa Waters currently holds the role of Senate leader.