David Lewis (died 1872) was a former MP in Wales, representing Carmarthen constituency.
[1] He was elected in the 1835 general election, narrowly defeating the sitting Whig member, William Henry Yelverton.
[2] Lewis was defeated in the next election in 1837.
Lewis was regarded as a nominee of the former member, John Jones of Ystrad, and his defeat was portrayed as a defeat for his mentor.
[4] Following his defeat he never stood for Parliament again.