The Heinrich Böll Foundation (HBS) is an independent German political foundation founded in 1997 through the merger of three predecessors. Aligned with Alliance 90/The Greens and named after German writer Heinrich Böll, it operates globally as part of the Green political movement.

Describing itself as a hub for green initiatives and policy reforms, the foundation emphasizes ecological sustainability, democracy, human rights, self-determination, and justice. Their mission focuses on gender democracy, equal rights for minorities, immigrant participation, and advocacy for non-violence and proactive peace policies.