Calvin Murray Sinclair (born January 24, 1951) is a member of the Canadian Senate and First Nations lawyer who served as Chairman of the Indian Residential Schools Truth and Reconciliation Commission from 2009 to 2015.
He previously served as a judge in Manitoba from 1988 to 2009, being the first Aboriginal judge appointed in the province.
Sinclair was appointed to the Senate of Canada on April 2, 2016.