Judy Da Silva is an Elder, award-winning activist, and community leader in Grassy Narrows First Nation. She became an advocate for Indigenous rights and environmental justice after a chemical plant dumped 9,000 kilograms of mercury into the river near her community, poisoning the people of Grassy Narrows in the 1960s and 70s. She was awarded the Michael Sattler Award for Peace from the German Mennonite Peace Committee in 2013, and the Extraordinary International Activist award from Human Rights Watch in 2017.