Patricia Whittaker before the DNC
Patricia Whittaker is the Chair of the Democratic National Committee. She's described by Frank Underwood as being one of the few competent people in Washington. (Chapter 5)
Season 1
Whittaker expressed skepticism over the candidacy of Peter Russo for Pennsylvania Governor. Underwood convinced her and the rest of the DNC that there was no concern to be had. (Chapter 6)
Season 4
As chairwoman of the Democratic National Convention, Whittaker was pressured by Underwood to postpone all future votes until he returned back from Washington. This drew strong controversy and was seen as a surprise to the party's delegates. Underwood left Atlanta for Washington to deal with ICO. (Chapter 49)
Behind the Scenes
Whittaker is portrayed by Suzanne Savoy in Season 1 and Season 4.