Kristy Noble elected to lead the Dallas County Democratic Party Kristy Noble elected to lead the Dallas County Democratic Party Noble won in the third round of an in-person and virtual contest to replace retiring chairwoman Carol Donovan. Kristy Noble in the new chairwoman of the Dallas County Democratic Party. 12:45 PM on Jun 3, 2021 CDT Dallas businesswoman Kristy Noble was sworn in Thursday morning as the new chairwoman of the Dallas County Democratic Party. Noble, 50, emerged victorious after hours of voting in a five-person race to replace Carol Donovan, who announced in May that she was resigning after six years as chairwoman of the party.