Georgia › Dekalb County › Georgia Senate District 55
2 candidates are tracked for Georgia Senate District 55, headed to a November 3, 2026 runoff: Mary Williams Benefield and Randal Mangham. Candidate information follows official Dekalb County election filings; verify with the official election office linked below.
Mary Williams Benefield (Republican), Randal Mangham (Democratic) meet on the November 3 ballot; Randal Mangham is the sitting member, per the Secretary of State's certified list. Party nominees were chosen at the May 19 primary and June 16 runoff (majority rule); independents qualified by petition. The field is the Secretary of State's certified November 2026 candidate list (read September 7, 2026). This seat is elected by district; only the district covering your address appears on your ballot.
Republican
Mary Williams Benefield lives in Tucker, is married with three children and has a background in accounting, per her VoteSmart candidate profile. She previously ran for Georgia House District 81 in 2022 and for this Senate seat in 2024. No campaign website or questionnaire response was found as of September 7, 2026.
Democratic · Incumbent
Randal Mangham is the Democratic candidate for Georgia Senate District 55 on the November 3, 2026 ballot, per the Secretary of State's certified candidate list.