Mary Mancini is an American political activist and former candidate, who served as Chair of the Tennessee Democratic Party from 2015 to 2021.

She was a candidate for Tennessee State Senate District 21 and lost in the 2014 Democratic primary to Jeff Yarbro.

[4] She had previously served as Executive Director of Tennessee Citizen Action, an advocacy and grassroots organizing group based in Nashville.

[citation needed] She also was the co-host of Liberadio with Mary Mancini and Freddie O'Connell, a liberal radio show.

[5] Mary Mancini is married to Nashville musician Kurt Wagner of the band Lambchop.