Ashley B. Trantham (born November 30, 1973) is an American politician. She is a member of the South Carolina House of Representatives from the 28th District, serving since 2018. She is a member of the Republican Party.
Trantham is a member of the South Carolina Freedom Caucus. She also serves on the House Agriculture, Natural Resources & Environmental Affairs Committee.
In 2023, Trantham was one of 21 Republican co-sponsors of the South Carolina Prenatal Equal Protection Act of 2023, which would make women who had abortions eligible for the death penalty.