The sixth and final season of Madam Secretary, an American political drama television series, originally aired in the United States on CBS from October 6, 2019, through December 8, 2019.
This season was produced by CBS Television Studios, with Barbara Hall and Lori McCreary serving as showrunner and executive producer, respectively.
On May 9, 2019, Madam Secretary was renewed for a sixth season.
[11] On May 15, it was revealed the sixth season, to consist of 10 episodes, would be the last.
[12] The sixth season of Madam Secretary premiered on October 6, 2019.