Samuel Sallas Mensah (born 7 July 1954) is a Ghanaian politician and a former member of parliament for the Upper West Akim constituency of the Eastern Region. He is also an accountant and a former chairman of the public accounts committee as well as a former chief executive officer of the public procurement authority. Mensah is currently the national treasurer of the national democratic congress a parliamentary candidate for the upcoming 2020 Ghanaian general elections.